refactor: fix clang-tidy auto*, const&, and curly braces (#5083)

src/controllers/accounts/AccountController.cpp

@@ -22,7 +22,7 @@ AccountController::AccountController()
         this->twitch.accounts.itemRemoved.connect([this](const auto &args) {
             if (args.caller != this)
             {
-                auto &accs = this->twitch.accounts.raw();
+                const auto &accs = this->twitch.accounts.raw();
                 auto it = std::find(accs.begin(), accs.end(), args.item);
                 assert(it != accs.end());