[Bugfix] Resolved Call on Hold video issue

[palatter]

…en resuming.

Purpose

• Fixed issue with call on hold video not showing up for remote user wh…

Does this introduce a breaking change?

[ ] Yes
[X] No

Pull Request Type

What kind of change does this Pull Request introduce?

[X] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Documentation content changes
[ ] Other... Please describe:

How to Test

• Get the code

git clone [repo-address]
cd [repo-name]
git checkout [branch-name]
npm install

• Test the code

1. Join a call
2. Turn on video
3. Background tha app and start "Ask Siri"
4. Return to the app
5. Resume call

Actual result: the video is off
Expected result: the video is on

What to Check

Verify that the following are valid

• ...

Other Information

[jpeng-ms]

tested on iPhone 11 for following two cases and it's working as expected:

• call on hold with camera on
• put app to background with camera on