Nimble: Fixed compilation error for esp32c2 and esp32h2 when os_mbuf_free is called.

components/bt/host/nimble/nimble

@@ -1 +1 @@
-Subproject commit 3df0d20de86299c5b678376f5dbdaae2ded04454
+Subproject commit 643226881d1ed4378ed7819a1e966176a3746936

components/bt/porting/nimble/include/os/os_mbuf.h

@@ -491,7 +491,7 @@ int r_os_mbuf_appendfrom(struct os_mbuf *dst, const struct os_mbuf *src,
  *
  * @return 0 on success, -1 on failure
  */
-int os_mbuf_free(struct os_mbuf *mb);
+int r_os_mbuf_free(struct os_mbuf *mb);
 #define os_mbuf_free r_os_mbuf_free