Audio - Video transmitting on receiving calls

After joining a meeting, If a user receives a call over his/her phone, The meeting does not go to a halt and the voice from the call is audible in the meeting and vice versa.

**To Reproduce**
1. Join a meeting
2. Accept a call on your phone while being on the meeting
3. Your voice can be heard on the meeting as well as the meeting audio can be heard on the call

**Expected behavior**
There should be an option to pause the call audio and video completely in case a call is received and then resume once the call ends.

**Test environment Info (please complete the following information):**
- Device: One Plus
- OS: Android 10
- Version amazon-chime-sdk: 0.7.1
- Version amazon-chime-sdk-media: 0.6.1

No files or tests are named. Start by tracing the Android SDK's meeting audio/video handling when a phone call is accepted, then verify that meeting media is fully paused during the call and resumes afterward on the listed One Plus and Android 10 environment.

Written by the indexing model from the issue text.