GitHub - Add the ScreenShot hint in the PR Template (#11119)

* GitHub - Add the ScreenShot hint in the PR Template

* revert the version

checking if the tests are now running correctly without this version constraints

.github/PULL_REQUEST_TEMPLATE.md

@@ -5,6 +5,7 @@ DO NOT DELETE THIS TEXT
 > Please read this information carefully. You can run `./scripts/pre-commit.php` to check your code before submitting.
 
 - [ ] Have you followed our [code guidelines?](http://docs.librenms.org/Developing/Code-Guidelines/)
+- [ ] If my Pull Request does some changes/fixes/enhancements in the WebUI, I have inserted a screenshot of it.
 
 #### Testers
 

scripts/deploy-docs.sh

@@ -8,7 +8,7 @@ if [ "$EXECUTE_BUILD_DOCS" != "true" ]; then
 fi
 
 pip3 install --upgrade pip
-pip3 install --user mkdocs mkdocs-material "pymdown-extensions<6.3" "markdown<3.2"
+pip3 install --user mkdocs mkdocs-material "pymdown-extensions" "markdown"
 pip3 install --user git+git://github.com/aleray/mdx_del_ins.git
 
 mkdir -p out