Fixing md

Author: VesaJuvonen

docs/toc.yml

@@ -2172,7 +2172,7 @@
     - name: Provisioning Tenant Templates
       href: solution-guidance/pnp-provisioning-tenant-templates.md
     - name: Applying PnP Templates to SharePoint Sites
-      href: solution-guidance/applying-pnp-templates
+      href: solution-guidance/applying-pnp-templates.md
     - name: PnP Open XML File format
       href: solution-guidance/the-pnp-office-open-xml-file-format.md
     - name: PnP provisioning schema