fix

Signed-off-by: Abhishek Kumar <[email protected]>

Author: shwstppr

framework/extensions/src/main/java/org/apache/cloudstack/framework/extensions/manager/ExtensionsManagerImpl.java

@@ -30,7 +30,6 @@
 import java.util.Map;
 import java.util.Optional;
 import java.util.Set;
-import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 
 import javax.inject.Inject;