fix test

Author: wxiaoguang

tests/integration/api_issue_reaction_test.go

@@ -55,6 +55,9 @@ func TestAPIIssuesReactions(t *testing.T) {
 	DecodeJSON(t, resp, &apiNewReaction)
 
 	// Add existing reaction
+	req = NewRequestWithJSON(t, "POST", urlStr, &api.EditReactionOption{
+		Reaction: "rocket",
+	}).AddTokenAuth(token)
 	MakeRequest(t, req, http.StatusForbidden)
 
 	// Blocked user can't react to comment