Coin configurations update for QSR 1.2

The Qt Safe Renderer release 1.2 has the following need for the Coin build and test configurations:

1) Update the SHA to point to the latest Qt 5.15.1 version (and update it when the Qt 5.15.1 is released)

2) Add the following hosts. If possible, the static build versions should also execute the tests. 

3) Add the following QEMU targets.

4) Keep the existing Integrity, QNX, IOS, and WASM configurations.

Please see the enclosed picture for more information for QSR 1.2 planning: