sm8450-common: Import media init scripts

Change-Id: I18420f26b949ee9d901dbfff92a937e6413bb6ad

media/Android.bp

@@ -0,0 +1,12 @@
+prebuilt_etc {
+    name: "init.qti.media.rc",
+    src: "init.qti.media.rc",
+    sub_dir: "init",
+    vendor: true,
+}
+
+sh_binary {
+    name: "init.qti.media.sh",
+    src: "init.qti.media.sh",
+    vendor: true,
+}