wpa: Fix gcc build

Order of libraries still matters with GCC toolchains. Moving the
wpapasn library before the wpacommon specification resolves the link
problem.

This issue was not detected by make universe.

Fixes:		a90b9d0
MFC after:	2 months
X-MFC with:	a90b9d0

usr.sbin/wpa/wpa_supplicant/Makefile

@@ -51,7 +51,7 @@ CFLAGS+=-DCONFIG_BACKEND_FILE
 LIBADD+=pcap util wpadrivers wpaeapol_supp \
 	wpaeap_server \
 	wpaeap_peer wpaeap_common wpal2_packet wparsn_supp wpatls wpawps \
-	wpacommon wpacrypto wpautils wpapasn
+	wpapasn wpacommon wpacrypto wpautils
 
 # User customizations to the wpa_supplicant build environment
 CFLAGS+=${WPA_SUPPLICANT_CFLAGS}