Separate GraphicsEnv from libui

GraphicsEnv class is separated from libui and became a standalone lib
'libgraphicsenv'.

Bug: 38097618
Test: sailfish builds and boots
Change-Id: I7a5c273ba9238c3a6c90e1de80b9e97fc0772188
diff --git a/core/jni/Android.bp b/core/jni/Android.bp
index 0dc46ed..110e186 100644
--- a/core/jni/Android.bp
+++ b/core/jni/Android.bp
@@ -230,6 +230,7 @@
         "libutils",
         "libbinder",
         "libui",
+        "libgraphicsenv",
         "libgui",
         "libsensor",
         "libinput",