x265: use default CMake ON/OFF values

replace true/false with ON/OFF for consistency

Signed-off-by: Thijs Vermeir <thijsvermeir@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/x265/x265.mk

@@ -17,15 +17,15 @@ X265_DEPENDENCIES += host-yasm
 endif
 
 ifeq ($(BR2_SHARED_LIBS)$(BR2_SHARED_STATIC_LIBS),y)
-X265_CONF_OPTS += -DENABLE_SHARED=true -DENABLE_PIC=true
+X265_CONF_OPTS += -DENABLE_SHARED=ON -DENABLE_PIC=ON
 else
-X265_CONF_OPTS += -DENABLE_SHARED=false
+X265_CONF_OPTS += -DENABLE_SHARED=OFF
 endif
 
 ifeq ($(BR2_PACKAGE_X265_CLI),y)
-X265_CONF_OPTS += -DENABLE_CLI=true
+X265_CONF_OPTS += -DENABLE_CLI=ON
 else
-X265_CONF_OPTS += -DENABLE_CLI=false
+X265_CONF_OPTS += -DENABLE_CLI=OFF
 endif
 
 $(eval $(cmake-package))