Bump chalk from 2.4.2 to 4.1.0 (#491)

Bumps [chalk](https://github.com/chalk/chalk) from 2.4.2 to 4.1.0.
- [Release notes](https://github.com/chalk/chalk/releases)
- [Commits](chalk/chalk@v2.4.2...v4.1.0)

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

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

Author: dependabot-preview[bot]

package.json

@@ -43,7 +43,7 @@
     "broccoli-plugin": "1.3.1 - 3",
     "broccoli-source": "^3.0.0",
     "broccoli-stew": "^3.0.0",
-    "chalk": "^2.4.2",
+    "chalk": "^4.1.0",
     "ember-angle-bracket-invocation-polyfill": "^2.0.2",
     "ember-assign-polyfill": "^2.6.0",
     "ember-auto-import": "^1.6.0",