Add framework-permission-s java_sdk_library.

This will host the moved framework classes for role.

The class RoleFrameworkPlaceholder is added because the build won't
pass if there isn't any java source.

Bug: 158736025
Test: build
Change-Id: Icabab2cc956d6c7c07a6217256d23a8402960307
diff --git a/Android.bp b/Android.bp
index 5c0dd63..c957aed 100644
--- a/Android.bp
+++ b/Android.bp
@@ -400,6 +400,7 @@
         ":framework-graphics-srcs",
         ":framework-mediaprovider-sources",
         ":framework-permission-sources",
+        ":framework-permission-s-sources",
         ":framework-sdkextensions-sources",
         ":framework-statsd-sources",
         ":framework-tethering-srcs",
@@ -417,6 +418,7 @@
         "framework-media.stubs.module_lib",
         "framework-mediaprovider.stubs.module_lib",
         "framework-permission.stubs.module_lib",
+        "framework-permission-s.stubs.module_lib",
         "framework-sdkextensions.stubs.module_lib",
         "framework-statsd.stubs.module_lib",
         "framework-tethering.stubs.module_lib",
@@ -435,6 +437,7 @@
         "framework-graphics.impl",
         "framework-mediaprovider.impl",
         "framework-permission.impl",
+        "framework-permission-s.impl",
         "framework-sdkextensions.impl",
         "framework-statsd.impl",
         "framework-tethering.impl",