[ECO-5426][ECO-5439] Integrate live objects with realtime channel system

- Enhanced ChannelBase to support live objects functionality with seamless integration
- Updated live objects protocol message handling in channel pipeline
- Improved channel state integration for live objects synchronization
- Established robust integration between channels and live objects with proper lifecycle

Author: sacOO7

lib/src/main/java/io/ably/lib/realtime/ChannelBase.java

@@ -145,6 +145,15 @@ private void setState(ChannelState newState, ErrorInfo reason, boolean resumed,
             this.reason = stateChange.reason;
         }
 
+        // cover states other than attached, ChannelState.attached already covered in setAttached
+        if (liveObjectsPlugin != null && newState!= ChannelState.attached) {
+            try {
+                liveObjectsPlugin.handleStateChange(name, newState, false);
+            } catch (Throwable t) {
+                Log.e(TAG, "Unexpected exception in LiveObjectsPlugin.handle", t);
+            }
+        }
+
         if (newState != ChannelState.attaching && newState != ChannelState.suspended) {
             this.retryAttempt = 0;
         }
@@ -439,6 +448,13 @@ private void setAttached(ProtocolMessage message) {
             }
             return;
         }
+        if (liveObjectsPlugin != null) {
+            try {
+                liveObjectsPlugin.handleStateChange(name, ChannelState.attached, message.hasFlag(Flag.has_objects));
+            } catch (Throwable t) {
+                Log.e(TAG, "Unexpected exception in LiveObjectsPlugin.handle", t);
+            }
+        }
         if(state == ChannelState.attached) {
             Log.v(TAG, String.format(Locale.ROOT, "Server initiated attach for channel %s", name));
             if (!message.hasFlag(Flag.resumed)) { // RTL12