Update junit5 monorepo (#12981)

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

Author: renovate[bot]

build.gradle

@@ -516,9 +516,9 @@ subprojects { project ->
         api groovyDependency
 
         testImplementation "org.codehaus.groovy:groovy-test-junit5:${groovyVersion}"
-        testImplementation "org.junit.jupiter:junit-jupiter-api:5.9.2"
-        testImplementation "org.junit.platform:junit-platform-runner:1.9.2"
-        testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:5.9.2"
+        testImplementation "org.junit.jupiter:junit-jupiter-api:5.9.3"
+        testImplementation "org.junit.platform:junit-platform-runner:1.9.3"
+        testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:5.9.3"
 
         if (project.name != "grails-docs") {
             // Logging

grails-test/build.gradle

@@ -7,7 +7,7 @@ dependencies {
     api "org.codehaus.groovy:groovy-test-junit5:$groovyVersion"
     api("org.codehaus.groovy:groovy-test:$groovyVersion")
     api("org.spockframework:spock-core:$spockVersion") { transitive = false }
-    api "org.junit.platform:junit-platform-runner:1.9.2"
+    api "org.junit.platform:junit-platform-runner:1.9.3"
 
 
     api project(":grails-plugin-mimetypes")