[doc] Update release notes (#4757)

docs/pages/release_notes.md

@@ -275,6 +275,7 @@ The rules have been moved into categories with PMD 6.
   * [#3751](https://github.com/pmd/pmd/issues/3751): \[java] Rename some node types
   * [#4628](https://github.com/pmd/pmd/pull/4628):   \[java] Support loading classes from java runtime images
   * [#4753](https://github.com/pmd/pmd/issues/4753): \[java] PMD crashes while using generics and wildcards
+  * [#4757](https://github.com/pmd/pmd/issues/4757): \[java] Intermittent NPEs while analyzing Java code
 * java-codestyle
   * [#2847](https://github.com/pmd/pmd/issues/2847): \[java] New Rule: Use Explicit Types
   * [#4578](https://github.com/pmd/pmd/issues/4578): \[java] CommentDefaultAccessModifier comment needs to be before annotation if present
@@ -1363,6 +1364,7 @@ Language specific fixes:
     * [#4583](https://github.com/pmd/pmd/issues/4583): \[java] Support JDK 21 (LTS)
     * [#4628](https://github.com/pmd/pmd/pull/4628):   \[java] Support loading classes from java runtime images
     * [#4753](https://github.com/pmd/pmd/issues/4753): \[java] PMD crashes while using generics and wildcards
+    * [#4757](https://github.com/pmd/pmd/issues/4757): \[java] Intermittent NPEs while analyzing Java code
 * java-bestpractices
     * [#342](https://github.com/pmd/pmd/issues/342):   \[java] AccessorMethodGeneration: Name clash with another public field not properly handled
     * [#755](https://github.com/pmd/pmd/issues/755):   \[java] AccessorClassGeneration false positive for private constructors