Fix scheduled ci (#1688)

* fix

* small z

.github/workflows/update_rust_toolchain.yml

@@ -5,9 +5,8 @@ on:
     - cron: '0 0 * * *'  # Debug
 
 jobs:
-  update-timestamp:
+  update-rust-toolchains:
     runs-on: ubuntu-latest
-
     steps:
       - uses: actions/checkout@v3
         with:
@@ -23,7 +22,7 @@ jobs:
 
       - name: Commit & push data
         run: |
-          sed -i 's/rustup toolchain install nightly[0-9a-ZA-Z-]*/\`date +"rustup toolchain install nightly-%Y-%m-%d"\`/' ./.github/workflows/build_and_test.yml
+          sed -i 's/rustup toolchain install nightly[0-9a-zA-Z\-]*/\`date +"rustup toolchain install nightly-%Y-%m-%d"\`/' ./.github/workflows/build_and_test.yml
           git add -u
           git commit -m "Update rust toolchain & time [$(date +'%Y-%m-%d %H:%M')]"
           git push