Enable dav1d decoder as another av1 decoder

This CL enables c2 plugin for dav1d decoder but still keeps the
current gav1 decoder as default

createCodecByName() with "c2.android.av1-dav1d.decoder" can be used
to pick dav1d c2 decoder.

Bug: 289716589
Test: stagefright -s av1.webm -N c2.android.av1-dav1d.decoder

Change-Id: Ia76f781f5046d51c78f851730789a62d8089e122
diff --git a/media/module/codecserviceregistrant/Android.bp b/media/module/codecserviceregistrant/Android.bp
index f3a1723..53d2e22 100644
--- a/media/module/codecserviceregistrant/Android.bp
+++ b/media/module/codecserviceregistrant/Android.bp
@@ -61,6 +61,7 @@
         "libcodec2_soft_vp9dec",
         // "libcodec2_soft_av1dec_aom",  // replaced by the gav1 implementation
         "libcodec2_soft_av1dec_gav1",
+        "libcodec2_soft_av1dec_dav1d",
         "libcodec2_soft_av1enc",
         "libcodec2_soft_vp8enc",
         "libcodec2_soft_vp9enc",