Incorrect variable assignment in examples using imgprovider.cpp

[tpatora]

Issue description

Incorrectly assigned variable indicated in the notification.
When using fallback in the chooseStreamResolution function, it causes the entire application to crash.

acap-native-sdk-examples/using-opencv/app/imgprovider.cpp

Line 280 in 3973f5d

*chosenWidth = reqHeight;

System setup

acap-native-sdk-examples