The `AbstractXContentFilteringTestCase#testDotsAndDoubleWildcardInExcludedFieldName` test (all subclasses) is failing. It is no longer failing due to invalid JSON (that was fixed by the upgrade to jackson 2.13.0), but it looks like it is failing to apply exclusions correctly.
libs/x-content/src/test/java/org/elasticsearch/xcontent/support/filtering/AbstractXContentFilteringTestCase.java
);
    }
    public void testDotInExcludedObjectNamePatternUnconfigured() throws IOException {
        testFilter(
            builder -> builder.startObject().startObject("foo.bar").field("baz", "test").endObject().endObject(),
            builder -> builder.startObject().startObject("foo.bar").field("baz", "test").endObject().endObject(),
            emptySet(),
            singleton(randomFrom("foo.*", "*.bar", "f*.bar", "foo.*ar")),
            false
        );
    }
    public void testDotInExcludedObjectNamePatternConfigured() throws IOException {
        testFilter(
            builder -> builder.startObject().endObject(),
            builder -> builder.startObject().startObject("foo.bar").field("baz", "test").endObject().endObject(),
            emptySet(),
            singleton(randomFrom("foo.*", "*.bar", "f*.bar", "foo.*ar")),
            true
        );
    }
    public void testDotInStarMatchDotsInNamesUnconfigured() throws IOException {
        testFilter(
            builder -> builder.startObject().field("foo.bar", "test").endObject(),
            builder -> builder.startObject().field("foo.bar", "test").endObject(),
            singleton("f*r"),
            emptySet(),
            false
        );
    }
    public void testDotInStarMatchDotsInNamesConfigured() throws IOException {