Update .gitignore to refine Java package protection

Author: meltsufin

.gitignore

@@ -40,13 +40,11 @@ ENV/
 env.bak/
 venv.bak/
 
-# Protect Java package folders from global Python virtualenv env/ and ENV/ blanket collisions
+# Protect Java package folders from global Python virtualenv env/ blanket collisions
 !**/src/main/java/**/env/
 !**/src/test/java/**/env/
 !**/src/main/proto/**/env/
 !**/src/test/proto/**/env/
-!**/src/main/java/**/ENV/
-!**/src/test/java/**/ENV/
 
 # Unit test / coverage reports
 .coverage