core: AType: Add FIELD_INIT and SOURCE_FILE to SKIP_ON_UNLOAD set

Fixes disappearing litheral values for replaced constants in switches and source file names..

jadx-core/src/main/java/jadx/core/dex/attributes/AType.java

@@ -90,5 +90,7 @@ public class AType<T extends IAttribute> {
 			RENAME_REASON,
 			JADX_WARN,
 			JADX_ERROR,
+			FIELD_INIT,
+			SOURCE_FILE,
 			SKIP_MTH_ARGS));
 }