chore(deps-dev): bump bootstrap from 4.5.3 to 4.6.0

Bumps [bootstrap](https://github.com/twbs/bootstrap) from 4.5.3 to 4.6.0.
- [Release notes](https://github.com/twbs/bootstrap/releases)
- [Commits](twbs/bootstrap@v4.5.3...v4.6.0)

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

Author: dependabot-preview[bot]

package.json

@@ -36,7 +36,7 @@
     "build-storybook": "build-storybook -c .storybook"
   },
   "peerDependencies": {
-    "bootstrap": "~4.5.0",
+    "bootstrap": "~4.6.0",
     "react": "~16.14.0",
     "react-bootstrap": "~1.0.1"
   },
@@ -93,7 +93,7 @@
     "awesome-typescript-loader": "~5.2.1",
     "babel-jest": "~24.9.0",
     "babel-loader": "~8.2.0",
-    "bootstrap": "~4.5.0",
+    "bootstrap": "~4.6.0",
     "commitizen": "~4.2.0",
     "commitlint-config-cz": "0.13.2",
     "cross-env": "~7.0.0",