Improve Twitch PubSub connection reliability (#3643)

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

src/providers/twitch/PubSubClientOptions.hpp

@@ -0,0 +1,14 @@
+#pragma once
+
+#include <chrono>
+
+namespace chatterino {
+
+/**
+ * @brief Options to change the behaviour of the underlying websocket clients
+ **/
+struct PubSubClientOptions {
+    std::chrono::seconds pingInterval_;
+};
+
+}  // namespace chatterino