chore(dependencies): Bump lint-staged from 5.0.0 to 6.0.0

Bumps [lint-staged](https://github.com/okonet/lint-staged) from 5.0.0 to 6.0.0.
- [Release notes](https://github.com/okonet/lint-staged/releases/tag/v6.0.0)
- [Commits](https://github.com/okonet/lint-staged/compare/v5.0.0...v6.0.0)

package-lock.json

@@ -6597,15 +6597,16 @@
       }
     },
     "lint-staged": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/lint-staged/-/lint-staged-5.0.0.tgz",
-      "integrity": "sha512-nKwjLlYOd6Eqog3cg3aDulrRfLkR3GPasqTI7+3ZKucLATqay86wOaEM0gtYVmTS0/ihHSARnOWduAqNJZAbeQ==",
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/lint-staged/-/lint-staged-6.0.0.tgz",
+      "integrity": "sha512-ZUftK94S4vedpQG1LlA2tc2AuQXXBwc+1lB+j8SEfG5+p2dqu3Ug8iYQ8jdap+uLkhDw4OaJXqE+CZ/L+vfv+Q==",
       "dev": true,
       "requires": {
         "app-root-path": "2.0.1",
         "chalk": "2.3.0",
         "commander": "2.11.0",
         "cosmiconfig": "3.1.0",
+        "debug": "3.1.0",
         "dedent": "0.7.0",
         "execa": "0.8.0",
         "find-parent-dir": "0.3.0",
@@ -6643,6 +6644,15 @@
             "supports-color": "4.5.0"
           }
         },
+        "debug": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "dev": true,
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
         "dedent": {
           "version": "0.7.0",
           "resolved": "https://registry.npmjs.org/dedent/-/dedent-0.7.0.tgz",

package.json

@@ -44,7 +44,7 @@
     "html-minifier": "^3.5.7",
     "husky": "^0.14.3",
     "jest": "^21.2.1",
-    "lint-staged": "^5.0.0",
+    "lint-staged": "^6.0.0",
     "npm-run-all": "^4.1.2",
     "prettier": "^1.8.2",
     "rimraf": "^2.6.2",