Merge #6027: fix: actually use -socketevents

113b3fe fix: actually use `-socketevents` (UdjinM6)

Pull request description:

  ## Issue being fixed or feature implemented
  #6007 follow-up

  ## What was done?

  ## How Has This Been Tested?
  check `socketevents` in `getnetworkinfo` response

  ## Breaking Changes
  n/a

  ## Checklist:
  - [x] I have performed a self-review of my own code
  - [ ] I have commented my code, particularly in hard-to-understand areas
  - [ ] I have added or updated relevant unit/integration/functional/e2e tests
  - [ ] I have made corresponding changes to the documentation
  - [x] I have assigned this pull request to a milestone _(for repository code-owners and collaborators only)_

ACKs for top commit:
  kwvg:
    ACK 113b3fe
  PastaPastaPasta:
    utACK 113b3fe

Tree-SHA512: 50dcbdfe1f34e42e71078b585cfed2cd6b07f5f08c8296c7205367043e42e676c2eca47fa5193fdb9071eef202b01ba6e44ae2e3affb59a4e94196ecb6eb4350

src/init.cpp

@@ -2516,9 +2516,11 @@ bool AppInitMain(const CoreContext& context, NodeContext& node, interfaces::Bloc
     }
 
     std::string sem_str = args.GetArg("-socketevents", DEFAULT_SOCKETEVENTS);
-    if (SEMFromString(sem_str) == SocketEventsMode::Unknown) {
+    const auto sem = SEMFromString(sem_str);
+    if (sem == SocketEventsMode::Unknown) {
         return InitError(strprintf(_("Invalid -socketevents ('%s') specified. Only these modes are supported: %s"), sem_str, GetSupportedSocketEventsStr()));
     }
+    connOptions.socketEventsMode = sem;
 
     const std::string& i2psam_arg = args.GetArg("-i2psam", "");
     if (!i2psam_arg.empty()) {