Upgrade: bump fs-extra from and dev deps mocha and nock (#63)

* Upgrade: bump fs-extra from 8.1.0 to 9.0.0

Bumps [fs-extra](https://github.com/jprichardson/node-fs-extra) from 8.1.0 to 9.0.0.
- [Release notes](https://github.com/jprichardson/node-fs-extra/releases)
- [Changelog](https://github.com/jprichardson/node-fs-extra/blob/master/CHANGELOG.md)
- [Commits](jprichardson/node-fs-extra@8.1.0...9.0.0)

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

* Upgrade: bump mocha and nock

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: Alexander Lewitt <alewitt2@ibm.com>

package.json

@@ -41,7 +41,7 @@
     "clone": "^2.1.2",
     "deepmerge": "^4.2.0",
     "delay": "^4.1.0",
-    "fs-extra": "^8.0.1",
+    "fs-extra": "^9.0.0",
     "object-path": "^0.11.4",
     "request": "^2.88.0",
     "request-promise-native": "^1.0.7",
@@ -54,8 +54,8 @@
     "deep-equal": "^2.0.1",
     "eslint": "^6.1.0",
     "markdownlint-cli": "^0.22.0",
-    "mocha": "^7.0.0",
-    "nock": "^12.0.1",
+    "mocha": "^7.1.1",
+    "nock": "^12.0.3",
     "npm-run-all": "^4.1.5",
     "nyc": "^15.0.0",
     "sinon": "^9.0.1",