Revert "Actually attempt to get the GitHub app's user ID (#5214)" (#5217

)

This reverts commit 9286b31.

internal/providers/github/clients/app.go

@@ -283,9 +283,7 @@ func (g *GitHubAppDelegate) ListAllRepositories(ctx context.Context) ([]*minderv
 // GetUserId returns the user id for the GitHub App user
 func (g *GitHubAppDelegate) GetUserId(ctx context.Context) (int64, error) {
 	// Try to get this user ID from the GitHub API
-	//nolint:errcheck // this will never error
-	appUserName, _ := g.GetName(ctx)
-	user, _, err := g.client.Users.Get(ctx, appUserName)
+	user, _, err := g.client.Users.Get(ctx, "")
 	if err != nil {
 		// Fallback to the configured user ID
 		// note: this is different from the App ID