Fix issue where name generation on variables of deobfuscated objects were...

Fix issue where name generation on variables of deobfuscated objects were sometimes based off of the original class name, and not the alias.

jadx-core/src/main/java/jadx/core/codegen/NameGen.java

@@ -164,6 +164,7 @@ public class NameGen {
 			if (vName != null) {
 				return vName;
 			}
+			return StringUtils.escape(shortName.toLowerCase());
 		}
 		return StringUtils.escape(type.toString());
 	}