Bump mhausenblas/mkdocs-deploy-gh-pages from v1.16 to 1.16

Bumps [mhausenblas/mkdocs-deploy-gh-pages](https://github.com/mhausenblas/mkdocs-deploy-gh-pages) from v1.16 to 1.16.
- [Release notes](https://github.com/mhausenblas/mkdocs-deploy-gh-pages/releases)
- [Commits](https://github.com/mhausenblas/mkdocs-deploy-gh-pages/compare/v1.16...66340182cb2a1a63f8a3783e3e2146b7d151a0bb)

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b6a1bb9..b37f858 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -13,6 +13,6 @@
         uses: actions/checkout@v2.3.4
 
       - name: Deploy docs
-        uses: mhausenblas/mkdocs-deploy-gh-pages@v1.16
+        uses: mhausenblas/mkdocs-deploy-gh-pages@1.16
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}