Bump letter_opener from 1.8.1 to 1.10.0

Bumps [letter_opener](https://github.com/ryanb/letter_opener) from 1.8.1 to 1.10.0.
- [Changelog](https://github.com/ryanb/letter_opener/blob/master/CHANGELOG.md)
- [Commits](ryanb/letter_opener@v1.8.1...v1.10.0)

---
updated-dependencies:
- dependency-name: letter_opener
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -208,8 +208,8 @@ GEM
     language_server-protocol (3.17.0.3)
     launchy (2.5.2)
       addressable (~> 2.8)
-    letter_opener (1.8.1)
-      launchy (>= 2.2, < 3)
+    letter_opener (1.10.0)
+      launchy (>= 2.2, < 4)
     listen (3.8.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
@@ -300,7 +300,7 @@ GEM
       activerecord (>= 6.1)
       i18n (>= 0.5.0)
       railties (>= 6.1.0)
-    public_suffix (5.0.4)
+    public_suffix (5.0.5)
     puma (5.6.7)
       nio4r (~> 2.0)
     pundit (2.3.1)