git-annex-metadata-gui: migrate to by-name

pkgs/by-name/gi/git-annex-metadata-gui/package.nix

@@ -1,13 +1,11 @@
 {
   lib,
-  buildPythonApplication,
+  python3Packages,
   fetchFromGitHub,
-  pyqt5,
   qt5,
-  git-annex-adapter,
 }:
 
-buildPythonApplication rec {
+python3Packages.buildPythonApplication rec {
   pname = "git-annex-metadata-gui";
   version = "0.2.0";
   format = "setuptools";
@@ -30,8 +28,8 @@ buildPythonApplication rec {
   '';
 
   propagatedBuildInputs = [
-    pyqt5
-    git-annex-adapter
+    python3Packages.pyqt5
+    python3Packages.git-annex-adapter
   ];
 
   meta = {

pkgs/top-level/all-packages.nix

@@ -1123,12 +1123,6 @@ with pkgs;
 
   github-cli = gh;
 
-  git-annex-metadata-gui =
-    libsForQt5.callPackage ../applications/version-management/git-annex-metadata-gui
-      {
-        inherit (python3Packages) buildPythonApplication pyqt5 git-annex-adapter;
-      };
-
   git-annex-remote-dbx = callPackage ../applications/version-management/git-annex-remote-dbx {
     inherit (python3Packages)
       buildPythonApplication