(TouchMode Permission 2/n) Introduce permission for touch mode

This CL adds caller pid and uid for permission checks in the native
layer when switching touch mode state.

Bug: 198487159
Test: atest FrameworksCoreTests
Test: atest CtsInputMethodTestCases
Test: atest CtsInputTestCases
Test: atest CtsSecurityTestCases
Test: atest CtsWindowManagerDeviceTestCases
Change-Id: I64480c0284481b288ad0950c2e95726b9adb529f