PS-9209 Apply new colour scheme and add a link and new icon to PS (5.…

…7) (#315)

* PS-9209 Apply new colour scheme and add a link and new icon to PS (5.7)
	modified:   mkdocs-base.yml

* Update mkdocs-base.yml

mkdocs-base.yml

@@ -117,7 +117,7 @@ extra:
   version:
     provider: mike
   homepage:
-    https://docs.percona.com
+    https://docs.percona.com/percona-for-mysql/
   edit_page_text: '<i class="uil uil-pen"></i> <b>Edit this page</b>'
   updated_text: '<i class="uil uil-refresh"></i> Page updated'