SOLR-11207: Exclude configuration 'unifiedClasspath'

It is generated by consistent-versions plugin and triggers owasp warnings for deps even for excluded projects

gradle/validation/owasp-dependency-check.gradle

@@ -8,6 +8,7 @@ configure(rootProject) {
     failBuildOnCVSS = propertyOrDefault("validation.owasp.threshold", 7) as Integer
     formats = ['HTML', 'JSON']
     skipProjects = [':solr:solr-ref-guide']
+    skipConfigurations = ['unifiedClasspath']
     suppressionFile = rootProject.file('gradle/validation/owasp-dependency-check/exclusions.xml')
   }