Bump supports-color from 6.1.0 to 7.0.0

Bumps [supports-color](https://github.com/chalk/supports-color) from 6.1.0 to 7.0.0.
- [Release notes](https://github.com/chalk/supports-color/releases)
- [Commits](chalk/supports-color@v6.1.0...v7.0.0)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

npm-shrinkwrap.json

@@ -110,7 +110,7 @@
 		"js-yaml": "^3.13.1",
 		"open": "^6.3.0",
 		"semver": "^6.1.1",
-		"supports-color": "^6.0.0",
+		"supports-color": "^7.0.0",
 		"treeify": "^1.0.1",
 		"update-notifier": "^3.0.0",
 		"yargs": "^13.2.4"