chore(deps-dev): bump @storybook/addon-knobs from 6.3.1 to 6.4.0 (#699)

Bumps [@storybook/addon-knobs](https://github.com/storybookjs/addon-knobs) from 6.3.1 to 6.4.0.
- [Release notes](https://github.com/storybookjs/addon-knobs/releases)
- [Changelog](https://github.com/storybookjs/addon-knobs/blob/v6.4.0/CHANGELOG.md)
- [Commits](storybook-eol/addon-knobs@v6.3.1...v6.4.0)

---
updated-dependencies:
- dependency-name: "@storybook/addon-knobs"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package.json

@@ -42,7 +42,7 @@
   "devDependencies": {
     "@babel/core": "7.16.0",
     "@babel/plugin-proposal-class-properties": "7.14.5",
-    "@storybook/addon-knobs": "6.3.1",
+    "@storybook/addon-knobs": "6.4.0",
     "@storybook/addon-storysource": "6.4.9",
     "@storybook/addons": "6.4.1",
     "@storybook/react": "6.4.8",

yarn.lock

@@ -1716,10 +1716,10 @@
     exenv "^1.2.2"
     prop-types "^15.6.2"
 
-"@storybook/addon-knobs@6.3.1":
-  version "6.3.1"
-  resolved "https://registry.yarnpkg.com/@storybook/addon-knobs/-/addon-knobs-6.3.1.tgz#2115c6f0d5759e4fe73d5f25710f4a94ebd6f0db"
-  integrity sha512-2GGGnQSPXXUhHHYv4IW6pkyQlCPYXKYiyGzfhV7Zhs95M2Ban08OA6KLmliMptWCt7U9tqTO8dB5u0C2cWmCTw==
+"@storybook/addon-knobs@6.4.0":
+  version "6.4.0"
+  resolved "https://registry.yarnpkg.com/@storybook/addon-knobs/-/addon-knobs-6.4.0.tgz#fa5943ef21826cdc2e20ded74edfdf5a6dc71dcf"
+  integrity sha512-DiH1/5e2AFHoHrncl1qLu18ZHPHzRMMPvOLFz8AWvvmc+VCqTdIaE+tdxKr3e8rYylKllibgvDOzrLjfTNjF+Q==
   dependencies:
     copy-to-clipboard "^3.3.1"
     core-js "^3.8.2"