Bump net-imap from 0.3.4 to 0.3.6

Bumps [net-imap](https://github.com/ruby/net-imap) from 0.3.4 to 0.3.6.
- [Release notes](https://github.com/ruby/net-imap/releases)
- [Commits](https://github.com/ruby/net-imap/compare/v0.3.4...v0.3.6)

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

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

Gemfile.lock

@@ -256,7 +256,7 @@ GEM
       connection_pool (~> 2.2)
     net-http2 (0.18.4)
       http-2 (~> 0.11)
-    net-imap (0.3.4)
+    net-imap (0.3.6)
       date
       net-protocol
     net-pop (0.1.2)
@@ -450,7 +450,7 @@ GEM
     temple (0.10.0)
     thor (1.2.2)
     tilt (2.0.11)
-    timeout (0.3.1)
+    timeout (0.3.2)
     tldv (0.1.0)
       tldv-data (~> 1.0)
     tldv-data (1.0.2023031000)