{nodePackages,vimPlugins}.coc-metals: drop

Upstream deprecated it:
https://github.com/scalameta/coc-metals

Upstream recommends vimPlugins.nvim-metals instead.

Part of #229475

nixos/doc/manual/release-notes/rl-2411.section.md

@@ -352,6 +352,9 @@
 
 - `services.pgbouncer` systemd service is configured with `Type=notify-reload` and allows reloading configuration without process restart. PgBouncer configuration options were moved to the free-form type option named [`services.pgbouncer.settings`](#opt-services.pgbouncer.settings) according to the NixOS RFC 0042.
 
+- `nodePackages.coc-metals` was removed due to being deprecated upstream.
+  `vimPlugins.nvim-metals` is its official replacement.
+
 - `teleport` has been upgraded from major version 15 to major version 16.
   Refer to upstream [upgrade instructions](https://goteleport.com/docs/management/operations/upgrading/)
   and [release notes for v16](https://goteleport.com/docs/changelog/#1600-061324).

pkgs/applications/editors/vim/plugins/overrides.nix

@@ -2726,7 +2726,6 @@ in
       "coc-lists"
       "coc-ltex"
       "coc-markdownlint"
-      "coc-metals"
       "coc-pairs"
       "coc-prettier"
       "coc-r-lsp"

pkgs/development/node-packages/aliases.nix

@@ -74,6 +74,7 @@ mapAliases {
   inherit (pkgs) coc-diagnostic; # added 2024-06-29
   coc-imselect = throw "coc-imselect was removed because it was broken"; # added 2023-08-21
   inherit (pkgs) coc-pyright; # added 2024-07-14
+  coc-metals = throw "coc-metals was removed because it was deprecated upstream. vimPlugins.nvim-metals is its official replacement."; # Added 2024-10-16
   coc-python = throw "coc-python was removed because it was abandoned upstream on 2020-12-24. Upstream now recommends using coc-pyright or coc-jedi instead."; # added 2024-10-15
   coinmon = throw "coinmon was removed since it was abandoned upstream"; # added 2024-03-19
   coffee-script = pkgs.coffeescript; # added 2023-08-18

pkgs/development/node-packages/node-packages.json

@@ -44,7 +44,6 @@
 , "coc-lists"
 , "coc-ltex"
 , "coc-markdownlint"
-, "coc-metals"
 , "coc-pairs"
 , "coc-prettier"
 , "coc-r-lsp"