change InReplyToId to InReplyToID

Author: Dean Karn

github/payload.go

@@ -3749,7 +3749,7 @@ type PullRequestReviewCommentPayload struct {
 				Href string `json:"href"`
 			} `json:"pull_request"`
 		} `json:"_links"`
-		InReplyToId int64  `json:"in_reply_to_id"`
+		InReplyToID int64  `json:"in_reply_to_id"`
 	} `json:"comment"`
 	PullRequest struct {
 		URL      string `json:"url"`