fix bug to unsupport rf reg access from hci cmd

Always return 0 when read rf register and do nothing when write rf register

diff --git a/components/bt/lib b/components/bt/lib
index cc76161dfac47ca03aa4ed60e610b5c5811f43ff..60d31265be746713fe80a634b02ce10a0f17fd02 160000 (submodule)
--- a/components/bt/lib
+++ b/components/bt/lib
@@ -1 +1 @@
-Subproject commit cc76161dfac47ca03aa4ed60e610b5c5811f43ff
+Subproject commit 60d31265be746713fe80a634b02ce10a0f17fd02