fix: close logging-channels when closing channels (#5592)

Co-authored-by: kornes <28986062+kornes@users.noreply.github.com>
Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

src/singletons/Logging.hpp

@@ -24,6 +24,9 @@ public:
     virtual void addMessage(const QString &channelName, MessagePtr message,
                             const QString &platformName,
                             const QString &streamID) = 0;
+
+    virtual void closeChannel(const QString &channelName,
+                              const QString &platformName) = 0;
 };
 
 class Logging : public ILogging
@@ -35,6 +38,9 @@ public:
                     const QString &platformName,
                     const QString &streamID) override;
 
+    void closeChannel(const QString &channelName,
+                      const QString &platformName) override;
+
 private:
     using PlatformName = QString;
     using ChannelName = QString;