Remove redundant trusted server from Matrix configuration that might cause issues.

nix-system-configs/modules/system/traefik.nix

@@ -178,6 +178,7 @@
           # Also accept TLS passthrough on port 443 for the Matrix host so
           # other servers that contact :443/_matrix/*
           # will be forwarded to Conduit as well.
+          # I guess I had to declare the rule explicitly here again?
           matrix-tls443 = {
             # match by SNI to avoid interfering with other HTTPS sites
             rule = "HostSNI(`lgbtq.prg-radio.org`)";