libpsi: Export library to vendor

Make vendor_available = true so that other modules in vendor image
can leverage this library to init, register and unregister to psi.

Bug: 169346507
Change-Id: I47f7d25984e09d61703e7b2bd6fcb8db9d3814f5
Signed-off-by: Sudarshan Rajagopalan <sudaraja@codeaurora.org>

libpsi/Android.bp

@@ -1,11 +1,13 @@
 cc_library_headers {
     name: "libpsi_headers",
     export_include_dirs: ["include"],
+    vendor_available: true,
 }
 
 cc_library {
     name: "libpsi",
     srcs: ["psi.cpp"],
+    vendor_available: true,
     shared_libs: [
         "liblog"
     ],