fix get_git_remote not returning a value

selfdrive/version.py

@@ -34,7 +34,7 @@ def get_git_remote(default=None):
     tracking_remote = run_cmd(["git", "config", "branch." + local_branch + ".remote"])
     return run_cmd(["git", "config", "remote." + tracking_remote + ".url"])
   except subprocess.CalledProcessError:  # Not on a branch, fallback
-    run_cmd_default(["git", "config", "--get", "remote.origin.url"], default=default)
+    return run_cmd_default(["git", "config", "--get", "remote.origin.url"], default=default)
 
 
 with open(os.path.join(os.path.dirname(os.path.abspath(__file__)), "common", "version.h")) as _versionf: