Merge pull request #2877 from jf205/123-mergeback

Merge some rc/1.23 documentation changes into master

Author: shati-patel

docs/language/global-sphinx-files/_templates/layout.html

@@ -66,7 +66,6 @@
                     <a href="https://help.semmle.com/QL/ql-tools.html" target="_blank">Tools</a>
                     <a href="https://help.semmle.com/QL/ql-explore-queries.html" target="_blank">Queries</a>
                     <a href="https://help.semmle.com/QL/ql-reference-topics.html" target="_blank">Reference</a>
-                    <a href="https://blog.semmle.com" target="_blank">Blog</a>
                     <a href="https://help.semmle.com" target="_blank">help.semmle.com</a>
                 </div>
                 <div class="small-bar">