Add SettingsJankMonitor

Put in settingslib to be accessible by PrimarySwitchPreference.

Also detect jank for PrimarySwitchPreference.

Bug: 230285829
Test: manual & robo test
Change-Id: I060ad05334d15302ed904a8ad015aa858a680dbf
diff --git a/packages/SettingsLib/tests/robotests/Android.bp b/packages/SettingsLib/tests/robotests/Android.bp
index 2d1a516..5c55a43 100644
--- a/packages/SettingsLib/tests/robotests/Android.bp
+++ b/packages/SettingsLib/tests/robotests/Android.bp
@@ -63,6 +63,7 @@
 
     libs: [
         "Robolectric_all-target",
+        "mockito-robolectric-prebuilt",
         "truth-prebuilt",
     ],
 }