build: no reason for install

Author: bencoe@google.com

.github/workflows/release-please.yml

@@ -25,8 +25,6 @@ jobs:
           registry-url: 'https://external-dot-oss-automation.appspot.com'
           cache: npm
         if: ${{ steps.release.outputs.release_created }}
-      - run: npm ci
-        if: ${{ steps.release.outputs.release_created }}
       - run: npm publish
         env:
           NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}