refactor(nvim): use vim-jjdescription from nixpkgs

The out of tree package is no longer needed.

nvim/extraPlugins/default.nix

@@ -7,5 +7,5 @@ let
 in
 {
   inherit overlay;
-  inherit (plugins) vim-jjdescription nvim-silicon;
+  inherit (plugins) nvim-silicon;
 }

nvim/extraPlugins/generated.nix

@@ -20,16 +20,4 @@ final: prev: {
     meta.homepage = "https://github.com/michaelrommel/nvim-silicon/";
   };
 
-  vim-jjdescription = buildVimPlugin {
-    pname = "vim-jjdescription";
-    version = "2024-05-28";
-    src = fetchFromGitHub {
-      owner = "avm99963";
-      repo = "vim-jjdescription";
-      rev = "ca14325202f3cd894d01ba833451017624249222";
-      sha256 = "1y83fdih991ivlvgcwp0sx97icmf9k6px7mr26vb77izjlf011w2";
-    };
-    meta.homepage = "https://github.com/avm99963/vim-jjdescription/";
-  };
-
 }

nvim/extraPlugins/plugins

@@ -1,3 +1,2 @@
 repo,branch,alias
 https://github.com/michaelrommel/nvim-silicon/,,
-https://github.com/avm99963/vim-jjdescription/,,

nvim/standalone.nix

@@ -58,7 +58,7 @@
       [
         plugins.nui-nvim
         plugins.nvim-web-devicons
-        extraPlugins.vim-jjdescription
+        plugins.vim-jjdescription
         extraPlugins.nvim-silicon
       ];
     # Formatting & linters