Fix secrets syntax

Author: josevalim

.github/workflows/notify.yml

@@ -22,7 +22,7 @@ jobs:
           elixir-version: 1.13.4
       - name: Run Elixir script
         env:
-          ELIXIR_FORUM_TOKEN: ${{ secret.ELIXIR_FORUM_TOKEN }}
-          ELIXIR_LANG_ANN_TOKEN: ${{ secret.ELIXIR_LANG_ANN_TOKEN }}
+          ELIXIR_FORUM_TOKEN: ${{ secrets.ELIXIR_FORUM_TOKEN }}
+          ELIXIR_LANG_ANN_TOKEN: ${{ secrets.ELIXIR_LANG_ANN_TOKEN }}
         run: |
           elixir .github./workflows/notify.exs ${{ github.ref_name }}