fix(deps): update grails-testing-support monorepo to v3.2.2 (#13504)

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

Author: renovate[bot]

gradle.properties

@@ -43,7 +43,7 @@ springBootVersion=2.7.18
 springLoadedVersion=1.2.8.RELEASE
 springVersion=5.3.33
 testingSupportVersion=3.2.1
-testingSupportVersionForTests=3.2.1
+testingSupportVersionForTests=3.2.2
 tomcatLog4jVersion=8.5.2
 tomcatVersion=9.0.88
 viewsVersion=3.2.3