Revert "flake: fix gemini-cli build"

This reverts commit 5a6d0f5.

Author: NyCodeGHG

flake.nix

@@ -142,14 +142,6 @@
               withVencord = true;
             }
           );
-          gemini-cli =
-            assert (prev.gemini-cli.version == "0.22.4");
-            prev.gemini-cli.override {
-              nodejs = final.nodejs_22;
-              buildNpmPackage = final.buildNpmPackage.override {
-                nodejs = final.nodejs_22;
-              };
-            };
         }
         // (self.overlays.packages final prev)
       );