chore(release): 0.4.21 (#489)

Co-authored-by: GitHub Actions <actions@github.com>

Author: github-actions[bot]

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+### [0.4.21](https://github.com/nix-community/vscode-nix-ide/compare/v0.4.20...v0.4.21) (2025-06-20)
+
 ### [0.4.20](https://github.com/nix-community/vscode-nix-ide/compare/v0.4.19...v0.4.20) (2025-06-20)
 
 ### [0.4.19](https://github.com/nix-community/vscode-nix-ide/compare/v0.4.18...v0.4.19) (2025-06-20)

package.json

@@ -2,7 +2,7 @@
   "name": "nix-ide",
   "displayName": "Nix IDE",
   "description": "Nix language support - syntax highlighting, formatting, and error reporting.",
-  "version": "0.4.20",
+  "version": "0.4.21",
   "publisher": "jnoortheen",
   "icon": "images/icon.png",
   "license": "MIT",