fix: revert extraneous changes to non-release workflow files

Author: BYK

.github/workflows/weekly.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v3
+      - uses: actions/checkout@v3
 
       - name: Install rust stable toolchain
         run: |
@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v3
+      - uses: actions/checkout@v3
 
       # FIXME: find a maintained alternative to audit-check
       - uses: actions-rs/audit-check@v1