Create SDK of CompOS module

Bug: 203231943
Test: m compos-module-sdk
Change-Id: Ide748393174222090502c904ad20ef59358d3e96
diff --git a/compos/apex/Android.bp b/compos/apex/Android.bp
index 3a9d5f5..9d18841 100644
--- a/compos/apex/Android.bp
+++ b/compos/apex/Android.bp
@@ -69,3 +69,11 @@
     filename: "init.rc",
     installable: false,
 }
+
+sdk {
+    name: "compos-module-sdk",
+
+    native_shared_libs: [
+        "libcompos_client",
+    ],
+}