Bump net-ssh from 7.2.1 to 7.2.3

Bumps [net-ssh](https://github.com/net-ssh/net-ssh) from 7.2.1 to 7.2.3.
- [Changelog](https://github.com/net-ssh/net-ssh/blob/master/CHANGES.txt)
- [Commits](net-ssh/net-ssh@v7.2.1...v7.2.3)

---
updated-dependencies:
- dependency-name: net-ssh
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -21,7 +21,7 @@ GEM
     multi_json (1.15.0)
     net-scp (4.0.0)
       net-ssh (>= 2.6.5, < 8.0.0)
-    net-ssh (7.2.1)
+    net-ssh (7.2.3)
     net-telnet (0.1.1)
     rake (13.1.0)
     schash (0.1.2)