Bump @types/node-fetch from 2.5.7 to 2.5.8

Bumps [@types/node-fetch](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node-fetch) from 2.5.7 to 2.5.8.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node-fetch)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -63,7 +63,7 @@
     "@types/mocha": "~7.0.2",
     "@types/mock-fs": "~4.13.0",
     "@types/node": "~14.14.14",
-    "@types/node-fetch": "~2.5.7",
+    "@types/node-fetch": "~2.5.8",
     "@types/rewire": "~2.5.28",
     "@types/semver": "~7.3.4",
     "@types/sinon": "~9.0.9",