Bump color-string from 1.5.4 to 1.6.0

Bumps [color-string](https://github.com/Qix-/color-string) from 1.5.4 to 1.6.0.
- [Release notes](https://github.com/Qix-/color-string/releases)
- [Changelog](https://github.com/Qix-/color-string/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Qix-/color-string/compare/1.5.4...1.6.0)

---
updated-dependencies:
- dependency-name: color-string
  dependency-type: indirect
...

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

package-lock.json

@@ -4748,9 +4748,9 @@
             "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU="
         },
         "color-string": {
-            "version": "1.5.4",
+            "version": "1.6.0",
-            "resolved": "https://registry.npmjs.org/color-string/-/color-string-1.5.4.tgz",
+            "resolved": "https://registry.npmjs.org/color-string/-/color-string-1.6.0.tgz",
-            "integrity": "sha512-57yF5yt8Xa3czSEW1jfQDE79Idk0+AkN/4KWad6tbdxUmAs3MvjxlWSWD4deYytcRfoZ9nhKyFl1kj5tBvidbw==",
+            "integrity": "sha512-c/hGS+kRWJutUBEngKKmk4iH3sD59MBkoxVapS/0wgpCz2u7XsNloxknyvBhzwEs1IbV36D9PwqLPJ2DTu3vMA==",
             "requires": {
                 "color-name": "^1.0.0",
                 "simple-swizzle": "^0.2.2"