wireless: radiotap: fix timestamp sampling position values

The values don't match the radiotap spec, corrected that.
Reported-by: Oz Shalev <oz.shalev@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

include/net/ieee80211_radiotap.h

@@ -333,9 +333,9 @@ enum ieee80211_radiotap_type {
 #define IEEE80211_RADIOTAP_TIMESTAMP_UNIT_NS			0x0003
 #define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_MASK			0x00F0
 #define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_BEGIN_MDPU		0x0000
-#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_MPDU		0x0010
+#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_PLCP_SIG_ACQ		0x0010
 #define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_PPDU		0x0020
-#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_PLCP_SIG_ACQ		0x0030
+#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_MPDU		0x0030
 #define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_UNKNOWN		0x00F0
 
 #define IEEE80211_RADIOTAP_TIMESTAMP_FLAG_64BIT			0x00