Mark org.yarp as initialized at image build time

Author: Christian Wimmer

mx.truffleruby/native-image.properties

@@ -5,6 +5,6 @@ Requires = language:nfi language:llvm language:regex
 
 Args = -H:MaxRuntimeCompileMethods=5400 \
        -H:+AddAllCharsets \
-       --initialize-at-build-time=org.truffleruby,org.jcodings,org.joni
+       --initialize-at-build-time=org.truffleruby,org.jcodings,org.joni,org.yarp
 
 JavaArgs = -Dpolyglot.image-build-time.PreinitializeContexts=ruby