### CI Link

https://gradle-enterprise.elastic.co/s/hpsiqb6ogssti/tests/:x-pack:plugin:autoscaling:test/org.elasticsearch.xpack.autoscaling.capacity.AutoscalingCalculateCapacityServiceTests/testMultiplePoliciesFixedCapacity

### Repro line

`./gradlew ':x-pack:plugin:autoscaling:test' --tests "org.elasticsearch.xpack.autoscaling.capacity.AutoscalingCalculateCapacityServiceTests.testMultiplePoliciesFixedCapacity" -Dtests.seed=59B9B4C860720152 -Dtests.locale=es-PR -Dtests.timezone=Europe/Mariehamn -Druntime.java=17`

### Does it reproduce?

Yes

### Applicable branches

main,

### Failure history

https://gradle-enterprise.elastic.co/scans/tests?search.timeZoneId=Europe/Berlin&tests.container=org.elasticsearch.xpack.autoscaling.capacity.AutoscalingCalculateCapacityServiceTests

### Failure excerpt

```
java.lang.IllegalArgumentException: processors must be a non-negative number; provided [0.0]
        at __randomizedtesting.SeedInfo.seed([59B9B4C860720152:A780761874932F2D]:0)
        at org.elasticsearch.common.unit.Processors.of(Processors.java:58)
        at org.elasticsearch.xpack.autoscaling.capacity.FixedAutoscalingDeciderService.lambda$static$0(FixedAutoscalingDeciderService.java:35)
        at org.elasticsearch.common.settings.Setting.get(Setting.java:482)
        at org.elasticsearch.common.settings.Setting.get(Setting.java:476)
        at org.elasticsearch.xpack.autoscaling.capacity.FixedAutoscalingDeciderService.scale(FixedAutoscalingDeciderService.java:55)
        at org.elasticsearch.xpack.autoscaling.capacity.AutoscalingCalculateCapacityService.calculateForDecider(AutoscalingCalculateCapacityService.java:226)
        at org.elasticsearch.xpack.autoscaling.capacity.AutoscalingCalculateCapacityService.lambda$calculateForPolicy$3(AutoscalingCalculateCapacityService.java:167)
        at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
        at java.base/java.util.TreeMap$EntrySpliterator.forEachRemaining(TreeMap.java:3287)
        at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
        at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499)
        at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:921)
        at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
        at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:682)
        at org.elasticsearch.xpack.autoscaling.capacity.AutoscalingCalculateCapacityService.calculateForPolicy(AutoscalingCalculateCapacityService.java:168)
        at org.elasticsearch.xpack.autoscaling.capacity.AutoscalingCalculateCapacityService.lambda$calculate$2(AutoscalingCalculateCapacityService.java:124)
        at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
        at java.base/java.util.TreeMap$EntrySpliterator.forEachRemaining(TreeMap.java:3287)
        at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
        at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499)
        at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:921)
        at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
        at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:682)
        at org.elasticsearch.xpack.autoscaling.capacity.AutoscalingCalculateCapacityService.calculate(AutoscalingCalculateCapacityService.java:134)
        at org.elasticsearch.xpack.autoscaling.capacity.AutoscalingCalculateCapacityServiceTests.testMultiplePoliciesFixedCapacity(AutoscalingCalculateCapacityServiceTests.java:66)
x-pack/plugin/autoscaling/src/test/java/org/elasticsearch/xpack/autoscaling/capacity/AutoscalingCalculateCapacityServiceTests.java
new AutoscalingCapacity.AutoscalingResources(storage, memory, Processors.of(processors))
            );
        }
    }
    public void testContext() {
        ClusterState state = ClusterState.builder(ClusterName.DEFAULT).build();
        ClusterInfo info = ClusterInfo.EMPTY;
        SortedSet<String> roleNames = randomRoles();
        boolean hasDataRole = roleNames.stream().anyMatch(r -> r.equals("data") || r.startsWith("data_"));
        AutoscalingCalculateCapacityService service = new AutoscalingCalculateCapacityService(Set.of(new FixedAutoscalingDeciderService()));
        SnapshotShardSizeInfo snapshotShardSizeInfo = new SnapshotShardSizeInfo(Map.of());
        AutoscalingDeciderContext context = service.createContext(
            roleNames,
            state,
            info,
            snapshotShardSizeInfo,
            n -> Optional.of(new AutoscalingNodeInfo(randomNonNegativeLong(), randomProcessors())),
            () -> {}
        );
        assertSame(state, context.state());
        assertThat(context.nodes(), equalTo(Set.of()));
        assertThat(context.currentCapacity(), equalTo(AutoscalingCapacity.ZERO));
        assertThat(context.info(), sameInstance(info));
        assertThat(context.snapshotShardSizeInfo(), sameInstance(snapshotShardSizeInfo));
        Set<DiscoveryNodeRole> roles = roleNames.stream().map(DiscoveryNodeRole::getRoleFromRoleName).collect(Collectors.toSet());
        Set<DiscoveryNodeRole> otherRoles = mutateRoles(roleNames).stream()
            .map(DiscoveryNodeRole::getRoleFromRoleName)
            .collect(Collectors.toSet());
        final long memory = between(0, 1000);
        state = ClusterState.builder(ClusterName.DEFAULT)