Bump net-imap from 0.3.4 to 0.3.8

Bumps [net-imap](https://github.com/ruby/net-imap) from 0.3.4 to 0.3.8.
- [Release notes](https://github.com/ruby/net-imap/releases)
- [Commits](ruby/net-imap@v0.3.4...v0.3.8)

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

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

Gemfile.lock

@@ -163,7 +163,7 @@ GEM
       activerecord (~> 7.0.2)
     concurrent-ruby (1.2.2)
     crass (1.0.6)
-    date (3.3.3)
+    date (3.4.1)
     devise (4.9.2)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
@@ -315,12 +315,12 @@ GEM
     multipart-post (2.3.0)
     mysql2 (0.5.5)
     nenv (0.3.0)
-    net-imap (0.3.4)
+    net-imap (0.3.8)
       date
       net-protocol
     net-pop (0.1.2)
       net-protocol
-    net-protocol (0.2.1)
+    net-protocol (0.2.2)
       timeout
     net-smtp (0.3.3)
       net-protocol
@@ -444,7 +444,7 @@ GEM
     text (1.3.1)
     thor (1.2.1)
     tilt (2.1.0)
-    timeout (0.3.2)
+    timeout (0.4.3)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     warden (1.2.9)