Update dependency com.puppycrawl.tools:checkstyle to v10.21.4 (#8681)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
 # 7.0.0 is JDK 17+ https://github.com/bndtools/bnd/wiki/Changes-in-7.0.0
 biz-aQute-bnd = "6.4.0"
-checkStyle = "10.21.2"
+checkStyle = "10.21.4"
 com-squareup-moshi = "1.15.2"
 com-squareup-okio = "3.10.2"
 de-mannodermaus-junit5 = "1.7.0"