Upgrade to NixOS 23.05 and SSD boot

modules/communication.nix

@@ -11,17 +11,6 @@ let
     conn_max_lifetime = -1;
   };
 
-  latest-mautrix-signal = mautrix-signal.overrideAttrs (old: rec {
-    version = "0.4.2";
-    src = fetchFromGitHub {
-      owner = "mautrix";
-      repo = "signal";
-      rev = "refs/tags/v${version}";
-      sha256 = "UbetU1n9zD/mVFaJc9FECDq/Zell1TI/aYPsGXGB8Js=";
-    };
-
-  });
-
 in {
   # Matrix server configuration
   services.dendrite = {
@@ -95,7 +84,7 @@ in {
       signal = {
         port = 8338;
         format = "mautrix-python";
-        package = latest-mautrix-signal;
+        package = mautrix-signal;
         serviceConfig = {
           StateDirectory = [ "matrix-as-signal" "signald" ];
           JoinNamespaceOf = "signald.service";