chore(git-provider): Trim output when getting current branch

src/ModuleCore/Git/GitManager.cs

@@ -230,7 +230,8 @@ public class GitManager
 			// Set the next check to be in the future so we don't hold up any list commands every time.
 			_nextCheckTime = now.AddMinutes(15).Ticks;
 
-			return _currentBranch;
+			// The branch name could (will) have a newline character at the end, so we trim that off
+			return _currentBranch.Trim();
 		}
 	}
 }