Update the FGS special use permission to normal|appop

So it'll get granted by default on install.

Bug: 254662522
Bug: 246792057
Test: atest CtsAppFgsTestCases
Change-Id: I8e496115655a44f480cccd1bfa41b11da60fadd1

core/java/android/app/ForegroundServiceTypePolicy.java

@@ -48,6 +48,7 @@ import android.compat.annotation.Disabled;
 import android.compat.annotation.EnabledAfter;
 import android.compat.annotation.Overridable;
 import android.content.Context;
+import android.content.PermissionChecker;
 import android.content.pm.PackageManager;
 import android.content.pm.ServiceInfo;
 import android.content.pm.ServiceInfo.ForegroundServiceType;
@@ -879,7 +880,8 @@ public abstract class ForegroundServiceTypePolicy {
         int checkPermission(@NonNull Context context, @NonNull String name, int callerUid,
                 int callerPid, String packageName, boolean allowWhileInUse) {
             // Simple case, check if it's already granted.
-            if (context.checkPermission(name, callerPid, callerUid) == PERMISSION_GRANTED) {
+            if (PermissionChecker.checkPermissionForPreflight(context, name,
+                    callerPid, callerUid, packageName) == PERMISSION_GRANTED) {
                 return PERMISSION_GRANTED;
             }
             if (allowWhileInUse) {

core/res/AndroidManifest.xml

@@ -6286,12 +6286,12 @@
 
     <!-- Allows a regular application to use {@link android.app.Service#startForeground
          Service.startForeground} with the type "specialUse".
-         <p>Protection level: signature|appop|instant
+         <p>Protection level: normal|appop|instant
     -->
     <permission android:name="android.permission.FOREGROUND_SERVICE_SPECIAL_USE"
         android:description="@string/permdesc_foregroundServiceSpecialUse"
         android:label="@string/permlab_foregroundServiceSpecialUse"
-        android:protectionLevel="signature|appop|instant" />
+        android:protectionLevel="normal|appop|instant" />
 
     <!-- @SystemApi Allows to access all app shortcuts.
          @hide -->