update .conf and .service files for meilisearch instance.

I fixed typo's and added placeholders (E.G. '<INSERT USERNAME HERE>') in places
where you need to add your own data which is used on your server/system.

conf/meilisearch.conf

@@ -1,6 +1,6 @@
 server {
     listen 80;
-    listen search.nicolaellisandritherdonarchive.com
+    listen <INSERT URL HERE>;
     server_name _;
     location / {
         proxy_pass  http://127.0.0.1:7700;

conf/meilisearch.service

@@ -4,7 +4,7 @@ After=systemd-user-sessions.service
 
 [Service]
 Type=simple
-ExecStart=/usr/bin/meilisearch-beta --no-analytics --http-addr 127.0.0.1:7700 --env development --master-key meilisearch-beta-key
+ExecStart=/usr/bin/meilisearch-beta --no-analytics --http-addr 127.0.0.1:7700 --env production --master-key <INSERT KEY HERE>
 
 [Install]
 WantedBy=default.target