Change Actions tests to required

Author: kroenlein

.github/workflows/repo-checks.yml

@@ -12,8 +12,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Initialize the environment
-        continue-on-error: true
         uses: ./.github/actions/initialize
       - name: Build Docs
-        continue-on-error: true
         run: mkdocs build --strict --verbose