Bump net-imap from 0.4.10 to 0.4.19

Bumps [net-imap](https://github.com/ruby/net-imap) from 0.4.10 to 0.4.19.
- [Release notes](https://github.com/ruby/net-imap/releases)
- [Commits](ruby/net-imap@v0.4.10...v0.4.19)

---
updated-dependencies:
- dependency-name: net-imap
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -143,7 +143,7 @@ GEM
       activerecord (>= 5.a)
       database_cleaner-core (~> 2.0.0)
     database_cleaner-core (2.0.1)
-    date (3.3.4)
+    date (3.4.1)
     debug_inspector (1.2.0)
     delayed_job (4.1.11)
       activesupport (>= 3.0, < 8.0)
@@ -240,7 +240,7 @@ GEM
     multi_xml (0.6.0)
     net-http (0.4.1)
       uri
-    net-imap (0.4.10)
+    net-imap (0.4.19)
       date
       net-protocol
     net-pop (0.1.2)
@@ -461,7 +461,7 @@ GEM
     thor (1.3.2)
     tilt (2.3.0)
     timecop (0.9.8)
-    timeout (0.4.1)
+    timeout (0.4.3)
     turbo-rails (1.5.0)
       actionpack (>= 6.0.0)
       activejob (>= 6.0.0)