chore(deps): bump valid_email2 from 5.2.1 to 5.2.3

Bumps [valid_email2](https://github.com/micke/valid_email2) from 5.2.1 to 5.2.3.
- [Changelog](https://github.com/micke/valid_email2/blob/master/CHANGELOG.md)
- [Commits](https://github.com/micke/valid_email2/compare/v5.2.1...v5.2.3)

---
updated-dependencies:
- dependency-name: valid_email2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -433,7 +433,7 @@ GEM
       net-protocol
     net-protocol (0.2.2)
       timeout
-    net-smtp (0.4.0.1)
+    net-smtp (0.5.0)
       net-protocol
     newrelic_rpm (9.8.0)
     nio4r (2.7.0)
@@ -769,7 +769,7 @@ GEM
     unicode-display_width (2.5.0)
     uniform_notifier (1.16.0)
     uri (0.13.0)
-    valid_email2 (5.2.1)
+    valid_email2 (5.2.3)
       activemodel (>= 3.2)
       mail (~> 2.5)
     validate_url (1.0.15)