build: update dependency fetch-mock to v7.0.6

Author: renovate-bot

package.json

@@ -17,7 +17,7 @@
     "babel-preset-env": "1.7.0",
     "coveralls": "3.0.2",
     "del": "3.0.0",
-    "fetch-mock": "7.0.5",
+    "fetch-mock": "7.0.6",
     "gulp": "3.9.1",
     "gulp-babel": "7.0.1",
     "gulp-rename": "1.4.0",

yarn.lock

@@ -2917,9 +2917,9 @@ fetch-ie8@^1.4.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/fetch-ie8/-/fetch-ie8-1.5.0.tgz#f1141c3f96cbc8937aa31b0fbc1a770220fbc15b"
 
-fetch-mock@7.0.5:
-  version "7.0.5"
-  resolved "https://registry.yarnpkg.com/fetch-mock/-/fetch-mock-7.0.5.tgz#ce6f8023ecd7c174aafafe32223d112991e3a425"
+fetch-mock@7.0.6:
+  version "7.0.6"
+  resolved "https://registry.yarnpkg.com/fetch-mock/-/fetch-mock-7.0.6.tgz#da4389a8a8d6170f9abae22725bbd0c6ff009137"
   dependencies:
     babel-polyfill "^6.26.0"
     glob-to-regexp "^0.4.0"