v3-projects-{id}-merge requests-{merge request id}-award emoji

Number of APIs: 2

1. Get a list of project +awardable+ award emoji GET {{baseUrl}}/v3/projects/:id/merge_requests/:merge_request_id/award_emoji?page=<integer>&per_page=<integer>

2. Award a new Emoji POST {{baseUrl}}/v3/projects/:id/merge_requests/:merge_request_id/award_emoji