#98420 verifies that the election scheduler is not running when a cluster is stable, but this assertion does not hold in the `AtomicRegisterCoordinatorTests` suite. This issue tracks the work to investigate and fix up the problem.
server/src/test/java/org/elasticsearch/cluster/coordination/AtomicRegisterCoordinatorTests.java
private final AtomicRegister register;
        private final BooleanSupplier disruptElectionsSupplier;
        private final BooleanSupplier disruptPublicationsSupplier;
        AtomicRegisterElectionStrategy(
            AtomicRegister register,
            BooleanSupplier disruptElectionsSupplier,
            BooleanSupplier disruptPublicationsSupplier
        ) {
            this.register = register;
            this.disruptElectionsSupplier = disruptElectionsSupplier;
            this.disruptPublicationsSupplier = disruptPublicationsSupplier;
        }
        @Override
        protected boolean satisfiesAdditionalQuorumConstraints(
            DiscoveryNode localNode,