Add lifecycle-livedata-ktx for SpaLib

Also,
 - Update the appcompat library version.
 - Use -opt-in instead of -Xopt-in.
 - Add TEST_MAPPING for SpaPrivilegedLibTests.

Bug: 235727273
Test: m SpaLib
Test: m SpaPrivilegedLib
Change-Id: I1a0e7957e23ba281ab18794d349f2968f5110050
diff --git a/packages/SettingsLib/SpaPrivileged/TEST_MAPPING b/packages/SettingsLib/SpaPrivileged/TEST_MAPPING
new file mode 100644
index 0000000..ea16682
--- /dev/null
+++ b/packages/SettingsLib/SpaPrivileged/TEST_MAPPING
@@ -0,0 +1,10 @@
+{
+  "presubmit": [
+    {
+      "name": "SpaPrivilegedLibTests"
+    },
+    {
+      "name": "SettingsSpaUnitTests"
+    }
+  ]
+}