flake.nix: remove stuff

flake.nix

@@ -20,17 +20,12 @@
           root = ./.;
           nativeBuildInputs = with pkgs; [ pkg-config ];
           buildInputs = with pkgs; [ openssl systemd ];
-          postInstall = ''
-            mkdir -p $out/share/buzz2elastic
-            cp -r static $out/share/buzz2elastic/
-          '';
           checkInputs = [ pkgs.rustPackages.clippy ];
           doCheck = true;
           cargoTestCommands = x:
             x ++ [
               ''cargo clippy --all --all-features --tests -- \
-                -D warnings \
-                -A clippy::nonminimal_bool''
+                -D warnings''
             ];
           meta.description = "Send Prometheus alerts to XMPP Multi-User Chatrooms";
         };