Avoid needless regex on 301 rewrites

Closes: #278

Signed-off-by: Leonidas Spyropoulos <artafinde@gmail.com>

roles/aurweb/templates/nginx.d.conf.j2

@@ -22,7 +22,7 @@ server {
     include snippets/letsencrypt.conf;
 
     location / {
-        rewrite ^(.*) https://{{ aurweb_domain }}$1 permanent;
+        return 301 https://$server_name$request_uri;
     }
 }
 

roles/fluxbb/templates/nginx.conf.j2

@@ -10,7 +10,7 @@ server {
     include snippets/letsencrypt.conf;
 
     location / {
-        rewrite ^(.*) https://{{ fluxbb_domain }}$1 permanent;
+        return 301 https://$server_name$request_uri;
     }
 }
 

roles/hedgedoc/templates/nginx.d.conf.j2

@@ -19,7 +19,7 @@ server {
     include snippets/letsencrypt.conf;
 
     location / {
-        rewrite ^(.*) https://{{ hedgedoc_domain }}$1 permanent;
+        return 301 https://$server_name$request_uri;
     }
 }