fix(ci): correctly quote github username search

Author: themightychris

.github/workflows/release-prepare.yml

@@ -43,7 +43,7 @@ jobs:
 
         if [ -n "${pr_number}" ]; then
           echo "Updating PR #${pr_number}"
-          existing_comment_id=$(hub api "/repos/${GITHUB_REPOSITORY}/issues/${pr_number}/comments" | jq '.[] | select(.user.login=="${GITHUB_USERNAME}") | .id')
+          existing_comment_id=$(hub api "/repos/${GITHUB_REPOSITORY}/issues/${pr_number}/comments" | jq ".[] | select(.user.login==\"${GITHUB_USERNAME}\") | .id")
         else
           echo "Opening PR"
           hub pull-request -b "${RELEASE_BRANCH}" -h develop -F <(echo "${pr_body}") > /tmp/pr.json