Update version and CHANGELOG for release (#3493)

Co-authored-by: Olivaw[bot] <[email protected]>

Author: github-actions[bot]

CHANGELOG.md

@@ -2,6 +2,21 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.6.21] - 2023-03-17
+
+### 🚀 New Features and Enhancements
+
+- Open comparison table images when clicking on them [#3467](https://github.com/iterative/vscode-dvc/pull/3467) by [@sroy3](https://github.com/sroy3)
+- Resize comparison table with slider [#3480](https://github.com/iterative/vscode-dvc/pull/3480) by [@sroy3](https://github.com/sroy3)
+
+### 🔨 Maintenance
+
+- Consolidate and fix Setup stories [#3469](https://github.com/iterative/vscode-dvc/pull/3469) by [@mattseddon](https://github.com/mattseddon)
+- Rename section enums to differentiate types [#3470](https://github.com/iterative/vscode-dvc/pull/3470) by [@mattseddon](https://github.com/mattseddon)
+- Add react/jsx-curly-brace-presence eslint rule [#3471](https://github.com/iterative/vscode-dvc/pull/3471) by [@mattseddon](https://github.com/mattseddon)
+- Move e2e tests to insiders [#3481](https://github.com/iterative/vscode-dvc/pull/3481) by [@sroy3](https://github.com/sroy3)
+- Update dvclive (2.4.0) [#3488](https://github.com/iterative/vscode-dvc/pull/3488) by [@sroy3](https://github.com/sroy3)
+
 ## [0.6.20] - 2023-03-15
 
 ### 🚀 New Features and Enhancements

extension/package.json

@@ -9,7 +9,7 @@
   "extensionDependencies": [
     "vscode.git"
   ],
-  "version": "0.6.20",
+  "version": "0.6.21",
   "license": "Apache-2.0",
   "readme": "./README.md",
   "repository": {