fix: clear node flags for custom decompilation mode

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

@@ -139,14 +139,12 @@ public abstract class AttrNode implements IAttributeNode {
 		storage = EMPTY_ATTR_STORAGE;
 	}
 
-	/**
-	 * Remove all attribute
-	 */
 	public void unloadAttributes() {
 		if (storage == EMPTY_ATTR_STORAGE) {
 			return;
 		}
 		storage.unloadAttributes();
+		storage.clearFlags();
 		unloadIfEmpty();
 	}
 

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

@@ -102,6 +102,10 @@ public class AttributeStorage {
 		flags.remove(flag);
 	}
 
+	public void clearFlags() {
+		flags.clear();
+	}
+
 	public <T extends IJadxAttribute> void remove(IJadxAttrType<T> type) {
 		if (!attributes.isEmpty()) {
 			writeAttributes(map -> map.remove(type));

jadx-core/src/main/java/jadx/core/dex/nodes/ClassNode.java

@@ -432,7 +432,7 @@ public class ClassNode extends NotificationAttrNode
 		}
 		methods.forEach(MethodNode::unload);
 		innerClasses.forEach(ClassNode::unload);
-		fields.forEach(FieldNode::unloadAttributes);
+		fields.forEach(FieldNode::unload);
 		unloadAttributes();
 		setState(NOT_LOADED);
 		this.loadStage = LoadStage.NONE;

jadx-core/src/main/java/jadx/core/dex/nodes/FieldNode.java

@@ -38,6 +38,10 @@ public class FieldNode extends NotificationAttrNode implements ICodeNode {
 		this.accFlags = new AccessInfo(accessFlags, AFType.FIELD);
 	}
 
+	public void unload() {
+		unloadAttributes();
+	}
+
 	public void updateType(ArgType type) {
 		this.type = type;
 	}