Bump npm from 6.14.8 to 7.6.2

Bumps [npm](https://github.com/npm/cli) from 6.14.8 to 7.6.2.
- [Release notes](https://github.com/npm/cli/releases)
- [Changelog](https://github.com/npm/cli/blob/latest/CHANGELOG.md)
- [Commits](npm/cli@v6.14.8...v7.6.2)

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

package.json

@@ -207,7 +207,7 @@
     "mobx-react": "^6.2.2",
     "mock-fs": "^4.12.0",
     "node-pty": "^0.9.0",
-    "npm": "^6.14.8",
+    "npm": "^7.6.2",
     "openid-client": "^3.15.2",
     "p-limit": "^3.1.0",
     "path-to-regexp": "^6.1.0",