remove newline from expected checklist text

Author: Julesssss

.github/libs/GithubUtils.ts

@@ -359,7 +359,7 @@ class GithubUtils {
 
                     // PR list
                     if (sortedPRList.length > 0) {
-                        issueBody += '\r\n**This release contains changes from the following pull requests:**\r\n';
+                        issueBody += '**This release contains changes from the following pull requests:**\r\n';
                         sortedPRList.forEach((URL) => {
                             issueBody += verifiedOrNoQAPRs.includes(URL) ? '- [x]' : '- [ ]';
                             issueBody += ` ${URL}\r\n`;