Bump @storybook/addon-storyshots from 6.0.28 to 6.1.2 (#11549)

Bumps [@storybook/addon-storyshots](https://github.com/storybookjs/storybook/tree/HEAD/addons/storyshots/storyshots-core) from 6.0.28 to 6.1.2.
- [Release notes](https://github.com/storybookjs/storybook/releases)
- [Changelog](https://github.com/storybookjs/storybook/blob/next/CHANGELOG.md)
- [Commits](https://github.com/storybookjs/storybook/commits/v6.1.2/addons/storyshots/storyshots-core)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package.json

@@ -90,7 +90,7 @@
     "@storybook/addon-knobs": "^6.0.28",
     "@storybook/addon-links": "^6.0.28",
     "@storybook/addon-notes": "^5.3.21",
-    "@storybook/addon-storyshots": "^6.0.28",
+    "@storybook/addon-storyshots": "^6.1.2",
     "@storybook/addon-storysource": "^6.0.28",
     "@storybook/addons": "^6.0.26",
     "@storybook/preact": "^6.0.28",