Revert "package/nano: fix tiny build"

This reverts commit a0202ffa4a1e89225d22433d162d1726e43cd629 as it will
raise a build failure to enable color without MMU.

Fixes:
 - http://autobuild.buildroot.org/results/cd5583b493df6e30a033cc6bc29c637eb0e46f64

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/nano/nano.mk

@@ -28,9 +28,6 @@ endif
 
 ifeq ($(BR2_PACKAGE_NANO_TINY),y)
 NANO_CONF_OPTS += --enable-tiny
-ifeq ($(BR2_PACKAGE_FILE),y)
-NANO_CONF_OPTS += --enable-color --enable-nanorc
-endif
 define NANO_INSTALL_TARGET_CMDS
 	$(INSTALL) -m 0755 $(@D)/src/nano $(TARGET_DIR)/usr/bin/nano
 endef