tools/bpf: Sync kernel btf.h header

For the fix of BTF_INT_OFFSET().
Signed-off-by: NGary Lin <glin@suse.com>
Acked-by: NAndrii Nakryiko <andriin@fb.com>
Signed-off-by: NDaniel Borkmann <daniel@iogearbox.net>

tools/include/uapi/linux/btf.h

@@ -83,7 +83,7 @@ struct btf_type {
  * is the 32 bits arrangement:
  */
 #define BTF_INT_ENCODING(VAL)	(((VAL) & 0x0f000000) >> 24)
-#define BTF_INT_OFFSET(VAL)	(((VAL  & 0x00ff0000)) >> 16)
+#define BTF_INT_OFFSET(VAL)	(((VAL) & 0x00ff0000) >> 16)
 #define BTF_INT_BITS(VAL)	((VAL)  & 0x000000ff)
 
 /* Attributes stored in the BTF_INT_ENCODING */