Making Settings Cog open PS Settings page.

Settings Cog action should direct to PS Settings page
instead of PS entry point page in Privacy&Security Center

Bug: 322484516
Flag: ACONFIG com.android.launcher3.Flags.enable_private_space TRUNKFOOD
Flag: ACONFIG com.google.android.apps.nexuslauncher.Flags.enable_inject_private_space_tile TRUNKFOOD
Test: Launcher3 test.
Change-Id: I2bc7a95d591ccedb343909c159c3cbda2814e6bf