ci(cd): fix json contents

Author: rhahao

.github/workflows/check-version.yml

@@ -73,4 +73,4 @@ jobs:
             -H "Authorization: Bearer ${GIST_TOKEN}" \
             -H "X-GitHub-Api-Version: 2022-11-28" \
             https://api.github.com/gists/${GIST_ID} \
-            -d '{"files":{"$JSON_FILE":{"content":"$JSON_CONTENT"}}}'
+            -d "{\"files\":{\"${JSON_FILE}\":{\"content\":${JSON_CONTENT}}}}"