### Description

The date_xxx() arguments have been swapped to always have the field parameter last. This has been done to align with other implementations of similar functionality (which users would be accustomed to).
This issue is a reminder to remove this warning once any existing usages have been corrected.

Related: #98624, #99561.
x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/analysis/AnalyzerTests.java
var plan = analyze("""
            row a = 1, b = 2
            | stats x = count(a), x = min(a), x = max(a) by b
            | sort x
            """);
        var limit = as(plan, Limit.class);
        var order = as(limit.child(), OrderBy.class);
        var agg = as(order.child(), Aggregate.class);
        var aggregates = agg.aggregates();
        assertThat(aggregates, hasSize(2));
        assertThat(Expressions.names(aggregates), contains("x", "b"));
        var alias = as(aggregates.get(0), Alias.class);
        var max = as(alias.child(), Max.class);
    }
    
    public void testAggsWithOverridingInputAndGrouping() throws Exception {
        var plan = analyze("""
            row a = 1, b = 2
            | stats b = count(a), b = max(a) by b
            | sort b
            """);
        var limit = as(plan, Limit.class);
        var order = as(limit.child(), OrderBy.class);
        var agg = as(order.child(), Aggregate.class);
        var aggregates = agg.aggregates();
        assertThat(aggregates, hasSize(1));
        assertThat(Expressions.names(aggregates), contains("b"));
    }
    public void testAggsWithoutAgg() throws Exception {
        var plan = analyze("""