fix: Client thinking a success is a failure (#34)

Client expects `"Upload succeeded!"` to mark an upload as successful.

Author: alexlambson

kirovy/views/map_upload_views.py

@@ -427,7 +427,7 @@ def post(self, request: KirovyRequest, format=None) -> KirovyResponse:
 
         return KirovyResponse(
             ResultResponseData(
-                message="File uploaded successfully",
+                message="Upload succeeded!",
                 result={
                     "cnc_map": new_map.map_name,
                     "cnc_map_file": new_map_file.file.url,