extend notice to all top level pages other than landing, apidocs, scala, reactive (#753)

Author: Chris Cho

docs/reference/themes/mongodb/layouts/partials/header.html

@@ -25,6 +25,6 @@
               <div class="documentwrapper">
                 <div class="bodywrapper">
                   <div class="body">
-                    {{ if ( and ( findRE ".*mongo-java-driver/4.3/driver/" .URL ) ( not ( findRE ".*/apidocs/.*" .URL ))) }}
+                    {{ if ( and ( findRE ".*mongo-java-driver/4.3/.+" .URL ) ( not ( findRE ".*/apidocs/.*" .URL )) ( not ( findRE ".*/driver-scala/.*" .URL )) (not ( findRE ".*/driver-reactive/.*" .URL ))) }}
                       {{- partial "header/newSiteNotice.html" . -}}
                     {{ end }}