Update is-wsl requirement from ^1.1.0 to ^2.0.0

Updates the requirements on [is-wsl](https://github.com/sindresorhus/is-wsl) to permit the latest version.
- [Release notes](https://github.com/sindresorhus/is-wsl/releases)
- [Commits](sindresorhus/is-wsl@v1.1.0...v2.0.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot-support

package.json

@@ -55,7 +55,7 @@
     "bluebird": "^3.0.6",
     "fs-extra": "^7.0.0",
     "glob-all": "^3.1.0",
-    "is-wsl": "^1.1.0",
+    "is-wsl": "^2.0.0",
     "jszip": "^3.1.0",
     "lodash.get": "^4.4.2",
     "lodash.set": "^4.3.2",