Add upstream remote

.gitremotes

@@ -0,0 +1,5 @@
+[remote "upstream"]
+        url = https://github.com/flipperdevices/flipperzero-good-faps
+        fetch = +refs/heads/*:refs/remotes/flipperzero-good-faps/*
+[alias]
+    merge-upstream = pull --no-edit upstream dev