redoing some old gradle upgrade changes

Author: jeffrymsft

uiautomationutilities/build.gradle

@@ -21,7 +21,7 @@ if (project.hasProperty("uiElementTimeout")) {
 }
 
 android {
-
+    namespace "com.microsoft.identity.client.ui.automation"
     testOptions {
         compileOptions {
             // Flag to enable support for the new language APIs
@@ -148,9 +148,11 @@ android {
 
 task sourcesJar(type: Jar) {
     from android.sourceSets.main.java.srcDirs
-    classifier 'sources'
+//    classifier 'sources'
+    archiveClassifier.set('sources')
 }
 
+
 tasks.whenTaskAdded { task ->
     if (task.name == 'assembleDebug' || task.name == 'assembleRelease') {
         task.dependsOn 'sourcesJar'