Rename schedules to schedule (#10)

Author: BSKY

.github/workflows/schedule.yml

@@ -1,13 +1,13 @@
+name: Update gist with latest tweet
 on:
-  schedules:
+  schedule:
     - cron: '*/10 * * * *'
-name: Update gist with latest tweet
 jobs:
   update-gist:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
-      - name: update-gist
+      - name: Update gist
         uses: matchai/bird-box@master
         env:
           GH_TOKEN: ${{ secrets.GH_TOKEN }}