Update ci.yml

.github/workflows/ci.yml

@@ -25,6 +25,6 @@ jobs:
       - run: pip install mkdocs-minify-plugin
       - run: pip install mkdocs-macros-plugin
       - run: pip install mkdocs-embed-external-markdown
-#      - run: pip install mkdocs-include-markdown-plugin
+      - run: pip install mkdocs-include-markdown-plugin
       - run: pip install mkdocs-table-reader-plugin
       - run: mkdocs gh-deploy --force