fix(ci): always upload test artifacts

Before this commit, if the tests fail then the artifacts don't get uploaded.
This makes it harder to debug failing e2e tests.

To prevent this, this commit adds an "if" condition which says always run this
step.

Source: https://stackoverflow.com/a/58859404/3015595

.github/workflows/ci.yaml

@@ -44,6 +44,7 @@ jobs:
           yarn --frozen-lockfile
           yarn test
       - name: Upload test artifacts
+        if: always()
         uses: actions/upload-artifact@v2
         with:
           name: test-videos