nginx: simplify ssl settings

modules/services/nginx/module.nix

@@ -27,6 +27,10 @@ in {
       recommendedProxySettings = true;
       recommendedZstdSettings = true;
 
+      # nginx defaults to a 1MB size limit for uploads, which
+      # *definitely* isn't enough for Git LFS.
+      # 'client_max_body_size 300m;' would set a limit of 300MB
+      # setting it to 0 means "no limit"
       clientMaxBodySize = mkDefault "512m";
     };
   };