Refactor flake patching/recursion

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

packages/obsidian/plugins/outliner/default.nix

@@ -1,13 +1,13 @@
 { pkgs, ... }:
 # AUTO-UPDATE: nix-update --flake obsidian-plugin-outliner
-pkgs.buildNpmPackage rec {
+pkgs.buildNpmPackage (finalAttrs: {
   pname = "outliner";
   version = "4.9.0";
 
   src = pkgs.fetchFromGitHub {
     owner = "vslinko";
     repo = "obsidian-outliner";
-    rev = version;
+    rev = finalAttrs.version;
     hash = "sha256-W8cEAuFwGZUJvJgZo9Yz5aJV7xfm5kFZ9bpvwSPWhmE=";
   };
 
@@ -20,4 +20,4 @@ pkgs.buildNpmPackage rec {
     cp ./main.js $out/main.js
     cp ./styles.css $out/styles.css
   '';
-}
+})