Sciencemesh shows success even if status code is not 200

[mrvahedi68]

This API returns 200 when we have 500 from reva.

https://nc2.docker/index.php/apps/sciencemesh/contacts/accept

NC2 error log:

[Tue Jun 06 05:31:36.089285 2023] [php:notice] [pid 32] [client 172.18.0.8:55980] curl output:'{\n "code": "SERVER_ERROR",\n "message": "unexpected error: internal error: {\\\\n \\\\"code\\\\": \\\\"SERVER_ERROR\\\\",\\\\n \\\\"message\\\\": \\\\"unexpected error: error getting user\\\\"\\\\n}"\n}' info: array (\n 'url' => 'https://revanc2.docker/sciencemesh/accept-invite',\n 'content_type' => 'application/json',\n 'http_code' => 500,\n 'header_size' => 709,\n 'request_size' => 204,\n 'filetime' => -1,\n 'ssl_verify_result' => 0,\n 'redirect_count' => 0,\n 'total_time' => 0.366205,\n 'namelookup_time' => 0.000498,\n 'connect_time' => 0.000645,\n 'pretransfer_time' => 0.038695,\n 'size_upload' => 95.0,\n 'size_download' => 171.0,\n 'speed_download' => 466.0,\n 'speed_upload' => 259.0,\n 'download_content_length' => 171.0,\n 'upload_content_length' => 95.0,\n 'starttransfer_time' => 0.038778,\n 'redirect_time' => 0.0,\n 'redirect_url' => '',\n 'primary_ip' => '172.18.0.4',\n 'certinfo' => \n array (\n ),\n 'primary_port' => 443,\n 'local_ip' => '172.18.0.2',\n 'local_port' => 42556,\n 'http_version' => 3,\n 'protocol' => 2,\n 'ssl_verifyresult' => 0,\n 'scheme' => 'HTTPS',\n 'appconnect_time_us' => 38579,\n 'connect_time_us' => 645,\n 'namelookup_time_us' => 498,\n 'pretransfer_time_us' => 38695,\n 'redirect_time_us' => 0,\n 'starttransfer_time_us' => 38778,\n 'total_time_us' => 366205,\n)

RevaNC2 log:

unexpected error: internal error: { "code": "SERVER_ERROR", "message": "unexpected error: error getting user" } error="internal error: {\n \"code\": \"SERVER_ERROR\",\n \"message\": \"unexpected error: error getting user\"\n}" pid=27 pkg=rhttp traceid=d4c5a7d0afb38e071f972ff33db0e7f6

Reproduce:
change the flowing line in reva to skip if and fire else in revaNC1 and rebuild the reva.

https://github.com/pondersource/reva/blob/6e627b4eb9424211af613b5d732a9f3b577e38fd/internal/grpc/services/userprovider/userprovider.go#L131-L132