sungle line syntax

Author: nelliemckesson

.github/workflows/build.yml

@@ -48,8 +48,7 @@ jobs:
       - name: Build documentation
         run: make -j 2
       - name: Run tests
-        run: |
-          ./tests/run_documentation_tests.sh
+        run: ./tests/run_documentation_tests.sh
       - name: Deploy to Mythic Beasts
         if: ${{ github.ref == 'refs/heads/master' }}
         uses: ./.github/actions/deploy-action