Renaming some compatibility common helper methods

SystemUtil.callWithShellPermissions ->
SystemUtil.callWithShellPermissionIdentity
SystemUtil.runWithShellPermissions ->
SystemUtil.runWithShellPermissionIdentity

Test: atest GtsSuspendAppsTestCases

Bug: 80415658
Change-Id: I72bb550652e1bc6baf40593d583ec202f11fe2d5
3 files changed