ci: Fix docs publishing (#1885)

Author: mtrezza

.github/workflows/release-automated.yml

@@ -39,7 +39,7 @@ jobs:
   docs-publish:
     needs: release
     if: needs.release.outputs.current_tag != '' && github.ref == 'refs/heads/release'
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
     timeout-minutes: 15
     steps:
       - uses: actions/checkout@v2

.github/workflows/release-manual-docs.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   docs-publish:
     if: github.event.inputs.tag != ''
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
     timeout-minutes: 15
     steps:
       - uses: actions/checkout@v3