taglib: convert old-style hook to new-style hook

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/multimedia/taglib/taglib.mk

@@ -16,10 +16,12 @@ TAGLIB_CONF_ENV = \
 
 TAGLIB_CONF_OPT = --disable-libsuffix --program-prefix=''
 
-$(eval $(call AUTOTARGETS,package/multimedia,taglib))
+define TAGLIB_REMOVE_DEVFILE
+	rm -f $(TARGET_DIR)/usr/bin/taglib-config
+endef
 
 ifneq ($(BR2_HAVE_DEVFILES),y)
-$(TAGLIB_HOOK_POST_INSTALL):
-	rm -f $(TARGET_DIR)/usr/bin/taglib-config
-	touch $@
+TAGLIB_POST_INSTALL_TARGET_HOOKS += TAGLIB_REMOVE_DEVFILE
 endif
+
+$(eval $(call AUTOTARGETS,package/multimedia,taglib))