revert java 17 change - even more build trouble

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1898299 13f79535-47bb-0310-9956-ffa450edef68

build.gradle

@@ -413,7 +413,7 @@ subprojects {
         ignoreFailures = false
         suppressAnnotations = [ 'org.apache.poi.util.SuppressForbidden' ]
         // forbiddenapis bundled signatures max supported version is 14
-        targetCompatibility = (JavaVersion.VERSION_14.isCompatibleWith(JavaVersion.current()) ? JavaVersion.current() : JavaVersion.VERSION_14)
+        // targetCompatibility = (JavaVersion.VERSION_14.isCompatibleWith(JavaVersion.current()) ? JavaVersion.current() : JavaVersion.VERSION_14)
     }
 
     forbiddenApisMain {