fix: remove explicit multipart content-type header from Cloudflare Pages deploy step

.gitea/workflows/pages-deploy.yml

@@ -63,7 +63,6 @@ jobs:
           curl -sS -X POST \
             "https://api.cloudflare.com/client/v4/accounts/${CLOUDFLARE_ACCOUNT_ID}/pages/projects/linearvoid/deployments" \
             -H "Authorization: Bearer ${CLOUDFLARE_API_TOKEN}" \
-            -H "Content-Type: multipart/form-data" \
             -F "commit_hash=${COMMIT_HASH}" \
             -F "commit_message=${COMMIT_MSG}" \
             -F "commit_dirty=false" \