Added a permssion to allow an application to capture screenshots of
layers that would normally be blacked out.
Test: Builds, screenshots still work as before
Test: ScreenshotTests
Bug: 173746627
Change-Id: I27237c8e340904cbaa82c7e5793de35cab85d8de
1. Register TestStartingWindowOrganizer to mock add/remove starting
window.
2. Do not show starting window if not occluded.
3. Add ReadFrameBuffer permission so Car can get TaskSnapshot.
4. Correct package path for shell.startingsurface.
5. Do not show starting window for home type.
Bug: 73289295
Bug: 131311659
Test: atest TaplTestsLauncher3
Test: atest WmTests StartingSurfaceDrawerTests TaskSnapshotWindowTest
Test: atest CtsWindowManagerDeviceTestCases
Change-Id: I89930d2e8a05cca6197c36c780ee1843fe454354