Update CHANGELOG.md for v8.0.7 [skip ci]

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 8.0.7
+
+- CLI: Add Visual Tests addon install auto-migration when upgrading to 8.0.x - [#26766](https://github.com/storybookjs/storybook/pull/26766), thanks @ndelangen!
+- Next.js: Move sharp into optional deps - [#26787](https://github.com/storybookjs/storybook/pull/26787), thanks @shuta13!
+- Vue: Disable controls for events, slots, and expose - [#26751](https://github.com/storybookjs/storybook/pull/26751), thanks @shilman!
+- Webpack: Bump webpack-dev-middleware to patch high security issue - [#26655](https://github.com/storybookjs/storybook/pull/26655), thanks @jwilliams-met!
+
 ## 8.0.6
 
 - CLI: Add --config-dir flag to migrate command - [#26721](https://github.com/storybookjs/storybook/pull/26721), thanks @yannbf!