Refactor: Make GitHelpers.FetchOrigin async

Author: seer-by-sentry[bot]

src/Files.App/Actions/Git/GitFetchAction.cs

@@ -25,9 +25,7 @@ public GitFetchAction()
 
 		public Task ExecuteAsync(object? parameter = null)
 		{
-			GitHelpers.FetchOrigin(_context.ShellPage!.InstanceViewModel.GitRepositoryPath);
-
-			return Task.CompletedTask;
+			return GitHelpers.FetchOrigin(_context.ShellPage!.InstanceViewModel.GitRepositoryPath);
 		}
 
 		private void Context_PropertyChanged(object? sender, PropertyChangedEventArgs e)

src/Files.App/Utils/Git/GitHelpers.cs

@@ -334,7 +334,7 @@ public static bool ValidateBranchNameForRepository(string branchName, string rep
 				branch.FriendlyName.Equals(branchName, StringComparison.OrdinalIgnoreCase));
 		}
 
-		public static async void FetchOrigin(string? repositoryPath, CancellationToken cancellationToken = default)
+		public static async Task FetchOrigin(string? repositoryPath, CancellationToken cancellationToken = default)
 		{
 			if (string.IsNullOrWhiteSpace(repositoryPath))
 				return;

src/Files.App/Views/Shells/BaseShellPage.cs

@@ -247,9 +247,7 @@ protected async void FilesystemViewModel_DirectoryInfoUpdated(object sender, Eve
 				}
 				if (InstanceViewModel.IsGitRepository && (!GitHelpers.IsExecutingGitAction || isGitFetchCanceled))
 				{
-					_gitFetch = Task.Run(
-						() => GitHelpers.FetchOrigin(InstanceViewModel.GitRepositoryPath, _gitFetchToken.Token),
-						_gitFetchToken.Token);
+					_gitFetch = GitHelpers.FetchOrigin(InstanceViewModel.GitRepositoryPath, _gitFetchToken.Token);
 				}
 			}