Need clarification on HDMI Input

[revram16]

Capabilities.aidl

1. nvidia gsink (graphic gpu)- is this VRR type need to be added in capability?
2. Does capability FMM (Film Maker Mode) required?

IHDMIInput.aidl

1. Need to mention the scenario when EDID is not available
   

   rdk-halif-aidl/hdmiinput/current/com/rdk/hal/hdmiinput/IHDMIInput.aidl

   Line 106 in b3e155d

   * known capabilities of this HDMI input port.

IHDMIInputEventListener.aidl

1. Need to add other event listeners callbacks for third party consumption like onConnectionStateChanged
   onVideoFormatChanged 
2. Need to add the event listener callbacks for Arc/eArc enable disable events : need to have event callbacks for arc and eArc enable Disable events, its not included in control event listeners and event listeners also. This needs to be exposed for third parties

IHDMIInputController.aidl

1. getConnectionState() ==> In which state it should be called? can it be called in closed state?
   

   rdk-halif-aidl/hdmiinput/current/com/rdk/hal/hdmiinput/IHDMIInputController.aidl

   Line 76 in b3e155d

   boolean getConnectionState();

In polaris below API supports missing

• GetAVLatency
• GetSupportedGameFeaturesList

[kanjoe24]

Added these to : #310