anki,anki-bin,anki-utils,anki-sync-server,ankiAddons: mv to pkgs/by-name

* mv `anki`, `anki-bin`, `anki-sync-server` into pkgs/by-name
  * `ankiAddons` and `anki-utils` are under `anki`

pkgs/by-name/an/anki/package.nix

@@ -14,7 +14,7 @@
   nixosTests,
   nodejs,
   jq,
-  protobuf,
+  protobuf_31,
   python3,
   python3Packages,
   qt6,
@@ -176,7 +176,7 @@ python3Packages.buildPythonApplication rec {
     # https://github.com/ankitects/anki/blob/24.11/docs/linux.md#packaging-considerations
     OFFLINE_BUILD = "1";
     NODE_BINARY = lib.getExe nodejs;
-    PROTOC_BINARY = lib.getExe protobuf;
+    PROTOC_BINARY = lib.getExe protobuf_31;
     PYTHON_BINARY = lib.getExe python3;
     UV_BINARY = lib.getExe uv;
     UV_NO_MANAGED_PYTHON = "1";

pkgs/top-level/all-packages.nix

@@ -13196,13 +13196,8 @@ with pkgs;
 
   qgo = libsForQt5.callPackage ../games/qgo { };
 
-  anki = callPackage ../games/anki {
-    protobuf = protobuf_31;
-  };
-  anki-utils = callPackage ../games/anki/addons/anki-utils.nix { };
-  ankiAddons = recurseIntoAttrs (callPackage ../games/anki/addons { });
-  anki-bin = callPackage ../games/anki/bin.nix { };
-  anki-sync-server = callPackage ../games/anki/sync-server.nix { };
+  anki-utils = callPackage ../by-name/an/anki/addons/anki-utils.nix { };
+  ankiAddons = recurseIntoAttrs (callPackage ../by-name/an/anki/addons { });
 
   art = callPackage ../by-name/ar/art/package.nix {
     fftw = fftwSinglePrec;