Revert "Merge pull request 'clanModules: Init nginx module. matrix-synapse: don't assume domain names' (#1906) from Qubasa/clan-core:Qubasa-new-main into main"

This reverts commit b29f649343, reversing
changes made to 9c8be387fa.

Apparently this breaks assumptions about matrix: https://git.clan.lol/clan/clan-core/pulls/1906#issuecomment-13184

clanModules/flake-module.nix

@@ -15,7 +15,6 @@
     moonlight = ./moonlight;
     mumble = ./mumble;
     packages = ./packages;
-    nginx = ./nginx;
     postgresql = ./postgresql;
     root-password = ./root-password;
     single-disk = ./single-disk;
@@ -27,7 +26,6 @@
     thelounge = ./thelounge;
     trusted-nix-caches = ./trusted-nix-caches;
     user-password = ./user-password;
-    vaultwarden = ./vaultwarden;
     xfce = ./xfce;
     zerotier-static-peers = ./zerotier-static-peers;
     zt-tcp-relay = ./zt-tcp-relay;