build: update dependency fetch-mock to v9.1.2

Author: renovate-bot

package.json

@@ -17,7 +17,7 @@
     "babel-preset-env": "1.7.0",
     "coveralls": "3.0.9",
     "del": "5.1.0",
-    "fetch-mock": "9.1.1",
+    "fetch-mock": "9.1.2",
     "gulp": "3.9.1",
     "gulp-babel": "7.0.1",
     "gulp-rename": "2.0.0",

yarn.lock

@@ -3985,10 +3985,10 @@ 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@9.1.1:
-  version "9.1.1"
-  resolved "https://registry.yarnpkg.com/fetch-mock/-/fetch-mock-9.1.1.tgz#840b8abaf5e42f464715fe9d0810f6598df6eec9"
-  integrity sha512-v216/fXpLttuXZloT22T5mkOTmvHIHSienp3bCuUIN6QrBfw0Bdke4O6GFAHxPKRmUMwCKPgHI2jVJBzVndlDw==
+fetch-mock@9.1.2:
+  version "9.1.2"
+  resolved "https://registry.yarnpkg.com/fetch-mock/-/fetch-mock-9.1.2.tgz#9cb7bede34a52d80e14f743319a1f5fc2007a7a7"
+  integrity sha512-XzUVQ3Ej6D2Hk+JkZV0SMyKojZFpu33KLyrKW0NPixfq9k7Jjoq6oh+vDCKn7GNzF6wGyKmMotJ0G7lZftRC3w==
   dependencies:
     babel-runtime "^6.26.0"
     core-js "^3.0.0"