agate: migrate to by-name

pkgs/by-name/ag/agate/package.nix

@@ -5,7 +5,7 @@
   fetchFromGitHub,
   rustPlatform,
   libiconv,
-  Security,
+  darwin,
   openssl,
   pkg-config,
   nix-update-script,
@@ -30,7 +30,7 @@ rustPlatform.buildRustPackage rec {
     [ openssl ]
     ++ lib.optionals stdenv.isDarwin [
       libiconv
-      Security
+      darwin.apple_sdk.frameworks.Security
     ];
 
   doInstallCheck = true;

pkgs/top-level/all-packages.nix

@@ -1598,10 +1598,6 @@ with pkgs;
     inherit (darwin.apple_sdk.frameworks) CoreServices;
   };
 
-  agate = callPackage ../servers/gemini/agate {
-    inherit (darwin.apple_sdk.frameworks) Security;
-  };
-
   agi = callPackage ../tools/graphics/agi { };
 
   agola = callPackage ../development/tools/continuous-integration/agola { };