Remove cut articles

Author: craigshoemaker

articles/static-apps/TOC.yml

@@ -31,10 +31,6 @@
       href: add-api.md
     - name: Configure environment variables
       href: environment-variables.md
-    - name: Add a database
-      href: add-database.md
-    - name: Connect and disconnect from a GitHub repo
-      href: connect-disconnect-repo.md
 - name: Tutorials
   items:
     - name: Publish from a static site generator