Merge pull request #2364 from NCCE/dependabot/bundler/net-smtp-0.5.1

Bump net-smtp from 0.5.0 to 0.5.1

Author: msquance-stem

Gemfile.lock

@@ -396,7 +396,7 @@ GEM
       net-protocol
     net-protocol (0.2.2)
       timeout
-    net-smtp (0.5.0)
+    net-smtp (0.5.1)
       net-protocol
     netrc (0.11.0)
     nio4r (2.7.4)