Install codec SP-HAL libraries in system image too

Bug: 299845985
Test: They are installed in the ARC++ system image.
Change-Id: Ieec0794c4bd537a334196f4fb773631fc0cf76b1

common/Android.bp

@@ -9,7 +9,7 @@ package {
 
 cc_library {
     name: "libv4l2_codec2_common",
-    vendor: true,
+    vendor_available: true,
 
     defaults: [
         "libcodec2-impl-defaults",