package/gpsd: remove obsolete config option

The oldstyle option has been removed a while ago now:
    2015-02-22 a5a123b4f3b0 Feature removal - delete last remnants of
                            old pre-JSON protocol from libgps.

Drop it from Buildroot now.

Signed-off-by: Yann E. MORIN <yann.morin@orange.com>
Cc: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

Config.in.legacy

@@ -146,6 +146,12 @@ endif
 
 comment "Legacy options removed in 2022.11"
 
+config BR2_PACKAGE_GPSD_OLDSTYLE
+	bool "gpsd oldstyle removed"
+	select BR2_LEGACY
+	help
+	  gpsd oldstyle option has been removed by upstream in 2015.
+
 config BR2_GDB_VERSION_9_2
 	bool "gdb 9.2 removed"
 	help

package/gpsd/Config.in

@@ -31,9 +31,6 @@ comment "Features"
 config BR2_PACKAGE_GPSD_CLIENT_DEBUG
 	bool "client debugging support"
 
-config BR2_PACKAGE_GPSD_OLDSTYLE
-	bool "oldstyle (pre-JSON) protocol support"
-
 config BR2_PACKAGE_GPSD_PROFILING
 	bool "profiling support"
 	depends on BR2_TOOLCHAIN_USES_GLIBC

package/gpsd/gpsd.mk

@@ -168,9 +168,6 @@ endif
 ifeq ($(BR2_PACKAGE_GPSD_SQUELCH),y)
 GPSD_SCONS_OPTS += squelch=yes
 endif
-ifneq ($(BR2_PACKAGE_GPSD_OLDSTYLE),y)
-GPSD_SCONS_OPTS += oldstyle=no
-endif
 ifeq ($(BR2_PACKAGE_GPSD_PROFILING),y)
 GPSD_SCONS_OPTS += profiling=yes
 endif