Add instrumentation code on proxy side.

* Only works for C++ backend for now.

Bug: 31266145
Test: make hidl_test
Change-Id: I18a78b274448fee12a8d340a891ba0c4f7a3a738
diff --git a/generateVts.cpp b/generateVts.cpp
index c830918..2eba598 100644
--- a/generateVts.cpp
+++ b/generateVts.cpp
@@ -102,7 +102,8 @@
     Formatter out(file);
 
     out << "component_class: HAL_HIDL\n";
-    out << "component_type_version: " << mPackage.version().substr(1) << "\n";
+    out << "component_type_version: " << mPackage.getPackageFullVersion()
+        << "\n";
     out << "component_name: \""
         << (isInterface ? ifaceName : "types")
         << "\"\n\n";