avoid security warning in Nextcloud (#2647)

Author: enoch85

lets-encrypt/activate-tls.sh

@@ -137,7 +137,7 @@ then
     cat << TLS_CREATE > "$tls_conf"
 <VirtualHost *:80>
     RewriteEngine On
-    RewriteRule ^(.*)$ https://%{HTTP_HOST}$1 [END,NE,R=permanent]
+    RewriteRule ^(.*)$ https://%{HTTP_HOST}\$1 [END,NE,R=permanent]
 </VirtualHost>
 
 <VirtualHost *:443>

nextcloud_install_production.sh

@@ -830,7 +830,7 @@ then
     cat << TLS_CREATE > "$SITES_AVAILABLE/$TLS_CONF"
 # <VirtualHost *:80>
 #     RewriteEngine On
-#     RewriteRule ^(.*)$ https://%{HTTP_HOST}$1 [END,NE,R=permanent]
+#     RewriteRule ^(.*)$ https://%{HTTP_HOST}\$1 [END,NE,R=permanent]
 # </VirtualHost>
 
 <VirtualHost *:443>