Revert "desync: enable tests" (#469904)

pkgs/by-name/de/desync/package.nix

@@ -21,21 +21,8 @@ buildGoModule rec {
 
   nativeBuildInputs = [ installShellFiles ];
 
-  # required for TestHTTPHandlerReadWrite and other tests
-  __darwinAllowLocalNetworking = true;
-
-  checkFlags =
-    let
-      skippedTests = [
-        "TestMountIndex" # FUSE does not work in sandbox
-      ]
-      ++ lib.optionals stdenv.hostPlatform.isDarwin [
-        # sendfile is not permitted in Darwin sandbox
-        "TestS3StoreGetChunk/fail"
-        "TestS3StoreGetChunk/recover"
-      ];
-    in
-    [ "-skip=^${builtins.concatStringsSep "$|^" skippedTests}$" ];
+  # nix builder doesn't have access to test data; tests fail for reasons unrelated to binary being bad.
+  doCheck = false;
 
   postInstall = lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''
     installShellCompletion --cmd desync \