Fix quotation in htaccess
diff --git a/themes/solr/templates/htaccess.ref-guide-old b/themes/solr/templates/htaccess.ref-guide-old
index 70e17f0..42cbf88 100644
--- a/themes/solr/templates/htaccess.ref-guide-old
+++ b/themes/solr/templates/htaccess.ref-guide-old
@@ -1,5 +1,5 @@
# Do not index old reference guide pages on search engines, except for pages that don't exist in 9+
-<If "%{REQUEST_URI} =~ m#/guide/(6|7|8)_.*#>
+<If "%{REQUEST_URI} =~ m#/?guide/(6|7|8)_.*#">
Header always set X-Robots-Tag "noindex,nofollow,noarchive"
</If>
<If "%{REQUEST_URI} =~ m#/?guide/8_11/(adding-custom-plugins-in-solrcloud-mode|blob-store-api|blockjoin-faceting|cdcr-api|cdcr-architecture|cdcr-config|cdcr-operations|colocating-collections|cross-data-center-replication-cdcr|dataimport-screen|errata|metrics-history|migrate-to-policy-rule|putting-the-pieces-together|rule-based-replica-placement|solrcloud-autoscaling-api|solrcloud-autoscaling-auto-add-replicas|solrcloud-autoscaling-fault-tolerance|solrcloud-autoscaling-listeners|solrcloud-autoscaling-overview|solrcloud-autoscaling-policy-preferences|solrcloud-autoscaling-trigger-actions|solrcloud-autoscaling-triggers|solrcloud-autoscaling|suggestions-screen|uploading-structured-data-store-data-with-the-data-import-handler|velocity-response-writer|velocity-search-ui)\.html$#">
