Bump home-assistant/builder from 2021.06.2 to 2021.07.0 (#32)

Bumps [home-assistant/builder](https://github.com/home-assistant/builder) from 2021.06.2 to 2021.07.0.
- [Release notes](https://github.com/home-assistant/builder/releases)
- [Commits](home-assistant/builder@2021.06.2...2021.07.0)

---
updated-dependencies:
- dependency-name: home-assistant/builder
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/builder.yml

@@ -72,7 +72,7 @@ jobs:
       run: echo "BUILD_ARGS=--test" >> $GITHUB_ENV
 
     - name: Build plugin
-      uses: home-assistant/builder@2021.06.2
+      uses: home-assistant/builder@2021.07.0
       with:
         args: |
           $BUILD_ARGS \