Migrate Ownable tests (#4657)

Co-authored-by: ernestognw <ernestognw@gmail.com>

.github/workflows/checks.yml

@@ -64,6 +64,8 @@ jobs:
           cp -rnT contracts lib/openzeppelin-contracts/contracts
       - name: Transpile to upgradeable
         run: bash scripts/upgradeable/transpile.sh
+      - name: Compile contracts # TODO: Remove after migrating tests to ethers
+        run: npm run compile
       - name: Run tests
         run: npm run test
       - name: Check linearisation of the inheritance graph
@@ -92,7 +94,10 @@ jobs:
       - uses: actions/checkout@v4
       - name: Set up environment
         uses: ./.github/actions/setup
-      - run: npm run coverage
+      - name: Compile contracts # TODO: Remove after migrating tests to ethers
+        run: npm run compile
+      - name: Run coverage
+        run: npm run coverage
       - uses: codecov/codecov-action@v3
         with:
           token: ${{ secrets.CODECOV_TOKEN }}