Merge pull request #974 from CHSS-IT/dependabot/bundler/net-imap-0.5.6

Bump net-imap from 0.5.2 to 0.5.6

Author: CraigJZ

Diff for: Gemfile.lock

@@ -223,7 +223,7 @@ GEM
     mini_mime (1.1.5)
     minitest (5.25.4)
     multi_json (1.15.0)
-    net-imap (0.5.2)
+    net-imap (0.5.6)
       date
       net-protocol
     net-pop (0.1.2)