Bump fetch-mock from 7.3.7 to 7.3.9

Bumps [fetch-mock](https://github.com/wheresrhys/fetch-mock) from 7.3.7 to 7.3.9.
- [Release notes](https://github.com/wheresrhys/fetch-mock/releases)
- [Commits](https://github.com/wheresrhys/fetch-mock/compare/v7.3.7...v7.3.9)

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

package-lock.json

@@ -8487,9 +8487,9 @@
       }
     },
     "fetch-mock": {
-      "version": "7.3.7",
-      "resolved": "https://registry.npmjs.org/fetch-mock/-/fetch-mock-7.3.7.tgz",
-      "integrity": "sha512-Tl2OEdsLXaXwv+V61s6Ar38FiGrhKGzokLtToiW1Otu6ei0e+g8Apoug5Zc/AFBipAfuiO/4vXV5IP6/lVApBA==",
+      "version": "7.3.9",
+      "resolved": "https://registry.npmjs.org/fetch-mock/-/fetch-mock-7.3.9.tgz",
+      "integrity": "sha512-PgsTbiQBNapFz2P2UwDl3gowK3nZqfV4HdyDZ1dI4eTGGH9MLAeBglIPbyDbbNQoGYBOfla6/9uaiq7az2z4Aw==",
       "dev": true,
       "requires": {
         "babel-polyfill": "^6.26.0",

package.json

@@ -24,7 +24,7 @@
     "enzyme": "^3.10.0",
     "enzyme-adapter-react-16": "^1.14.0",
     "faker": "^4.1.0",
-    "fetch-mock": "^7.3.7",
+    "fetch-mock": "^7.3.9",
     "fs-extra": "^8.1.0",
     "jest-enzyme": "^7.0.2",
     "jest-localstorage-mock": "^2.4.0",