Merge pull request #1203 from ethereum-optimism/smartcontracts-patch-1

fix: update statement for skipping codechecks

.github/workflows/ts-packages.yml

@@ -55,7 +55,7 @@ jobs:
         run: cat packages/contracts/gas-report.txt
 
       - name: Run codechecks
-        if: ${{ github.repository == 'ethereum-optimism/optimism' }}
+        if: ${{ github.event.pull_request.head.repo.full_name == github.repository }}
         working-directory: ./packages/contracts
         run: yarn codechecks
         env: