Fix invalid _isUninitialized setup flag

Author: PicoCreator

src/main/java/picoded/dstack/core/Core_FileWorkspace.java

@@ -103,6 +103,7 @@ public String _oid() {
 	@Override
 	public void setupWorkspace() {
 		main.setupWorkspace(_oid());
+		_isUninitialized = false;
 	}
 
 	/**