feat: Hide messages from suspicious users in streamer mode (#6042)

This is a setting that's enabled by default and can be disabled under
the "Streamer mode" sub-category in the settings dialog

src/widgets/settingspages/GeneralPage.cpp

@@ -732,6 +732,13 @@ void GeneralPage::initLayout(GeneralPageView &layout)
     layout.addCheckbox(
         "Hide moderation actions", s.streamerModeHideModActions, false,
         "Hide bans, timeouts, and automod messages from appearing in chat.");
+
+    SettingWidget::checkbox("Hide messages from suspicious users",
+                            s.streamerModeHideSuspiciousUsers)
+        ->setTooltip("Suspicious users are users who are marked as either "
+                     "restricted or monitored by you or Twitch's AutoMod")
+        ->addTo(layout);
+
     layout.addCheckbox(
         "Hide blocked terms", s.streamerModeHideBlockedTermText, false,
         "Hide blocked terms from showing up in places like AutoMod messages. "