Merge pull request #925 from graphprotocol/pcv/patch-gh-action

ci: retry yarn build to work around hardhat race condition

Author: pcarranzav

.github/actions/setup/action.yml

@@ -17,4 +17,4 @@ runs:
       run: yarn --immutable
     - name: Build
       shell: bash
-      run: yarn build
+      run: yarn build || yarn build