libtirpc: Do not include bits/endian.h directly

this file is supposed be included via endian.h indirectly, moreover
Future musl versions does not have this file

(From OE-Core rev: 3ef6adbc48ea7d5714d04555f3bc80b6e220efa8)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-extended/libtirpc/libtirpc/musl.patch

@@ -1,13 +1,14 @@
 Consider musl provided built-in defines
 
 Helps compile libtirpc with musl
+bits/endian.h is not supposed to be included directly
 
 Upstream-Status: Pending
 Signed-off-by: Khem Raj <raj.khem@gmail.com>
 
---- ./tirpc/rpc/types.h.orig	2018-03-17 10:23:10.022055255 +0100
-+++ ./tirpc/rpc/types.h	2018-03-17 10:23:30.877751656 +0100
-@@ -66,7 +66,7 @@
+--- a/tirpc/rpc/types.h
++++ b/tirpc/rpc/types.h
+@@ -66,7 +66,7 @@ typedef   int32_t rpc_inline_t;
  #define mem_free(ptr, bsize)	free(ptr)
  
  
@@ -16,3 +17,14 @@ Signed-off-by: Khem Raj <raj.khem@gmail.com>
  # define __u_char_defined
  # define __daddr_t_defined
  #endif
+--- a/src/xdr_float.c
++++ b/src/xdr_float.c
+@@ -83,7 +83,7 @@ static struct sgl_limits {
+ };
+ #else
+ 
+-#include <bits/endian.h>
++#include <endian.h>
+ #define IEEEFP
+ 
+ #endif /* vax */