Revert "Enable libyaml nativesdk bake"

This has been upstreamed.

This reverts commit d6c9edf9d789005674c0761b13ff5651f0cccf25.

Tested: Built and verified a witherspoon image
Change-Id: I95d79c3b5794847fd74e015dd0eecb5c3399e9f2
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/common/recipes-support/libyaml/libyaml_%.bbappend b/common/recipes-support/libyaml/libyaml_%.bbappend
deleted file mode 100644
index 2a59083..0000000
--- a/common/recipes-support/libyaml/libyaml_%.bbappend
+++ /dev/null
@@ -1 +0,0 @@
-BBCLASSEXTEND += "nativesdk"