Feature flag for toggling stop system packages default behavior

When the config value set to true, preloaded system apps will be
initially marked as "stopped=true". By default this feature is turned
off.

Bug: 249514169
Test: atest CtsContentTestCases:SystemPackageDefaultStoppedStateTest

Change-Id: I782ea11b90f2cb5bcea5189d4824483d2b4621d5

core/res/res/values/config.xml

@@ -6208,4 +6208,27 @@
         trusted certificate using the SHA-256 digest algorithm. -->
     <string-array name="config_healthConnectMigrationKnownSigners">
     </string-array>
+
+    <!-- The Universal Stylus Initiative (USI) protocol version supported by each display.
+         (@see https://universalstylus.org/).
+
+         The i-th value in this array corresponds to the supported USI version of the i-th display
+         listed in config_displayUniqueIdArray. On a single-display device, the
+         config_displayUniqueIdArray may be empty, in which case the only value in this array should
+         be the USI version for the main built-in display.
+
+         If the display does not support USI, the version value should be an empty string. If the
+         display supports USI, the version must be in the following format:
+           "<major-version>.<minor-version>"
+
+         For example, "", "1.0", and "2.0" are valid values. -->
+    <string-array name="config_displayUsiVersionArray" translatable="false">
+        <item>""</item>
+    </string-array>
+
+    <!-- Whether system apps should be scanned in the stopped state during initial boot.
+        Packages can be added by OEMs in an allowlist, to prevent them from being scanned as
+        "stopped" during initial boot of a device, or after an OTA update. Stopped state of
+        an app is not changed during subsequent reboots.  -->
+    <bool name="config_stopSystemPackagesByDefault">false</bool>
 </resources>

core/res/res/values/symbols.xml

@@ -4886,4 +4886,6 @@
   <java-symbol type="string" name="config_mainDisplayShape"/>
   <java-symbol type="string" name="config_secondaryDisplayShape"/>
   <java-symbol type="array" name="config_displayShapeArray" />
+
+  <java-symbol type="bool" name="config_stopSystemPackagesByDefault"/>
 </resources>