Bump thenify from 3.3.0 to 3.3.1 in /samples/js-public-unjoined-teams

Bumps [thenify](https://github.com/thenables/thenify) from 3.3.0 to 3.3.1.
- [Release notes](https://github.com/thenables/thenify/releases)
- [Changelog](https://github.com/thenables/thenify/blob/master/History.md)
- [Commits](https://github.com/thenables/thenify/compare/3.3.0...3.3.1)

---
updated-dependencies:
- dependency-name: thenify
  dependency-type: indirect
...

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

samples/js-public-unjoined-teams/package-lock.json

@@ -15984,9 +15984,9 @@
       "dev": true
     },
     "thenify": {
-      "version": "3.3.0",
-      "resolved": "https://registry.npmjs.org/thenify/-/thenify-3.3.0.tgz",
-      "integrity": "sha1-5p44obq+lpsBCCB5eLn2K4hgSDk=",
+      "version": "3.3.1",
+      "resolved": "https://registry.npmjs.org/thenify/-/thenify-3.3.1.tgz",
+      "integrity": "sha512-RVZSIV5IG10Hk3enotrhvz0T9em6cyHBLkH/YAZuKqd8hRkKhSfCGIcP2KUY0EPxndzANBmNllzWPwak+bheSw==",
       "dev": true,
       "requires": {
         "any-promise": "^1.0.0"