package/bluez5_utils: wordexp is enabled in uClibc now

package/bluez5_utils: wordexp is enabled in uClibc now

Package can now be used for uClibc toolchains.

Tested using this defconfig:

BR2_TOOLCHAIN_BUILDROOT_WCHAR=y
BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
BR2_PACKAGE_BLUEZ5_UTILS=y
BR2_PACKAGE_BLUEZ5_UTILS_CLIENT=y
BR2_PACKAGE_BLUEZ5_UTILS_DEPRECATED=y
BR2_PACKAGE_BLUEZ5_UTILS_EXPERIMENTAL=y
BR2_PACKAGE_BLUEZ5_PLUGINS_HEALTH=y
BR2_PACKAGE_BLUEZ5_PLUGINS_MIDI=y
BR2_PACKAGE_BLUEZ5_PLUGINS_NFC=y
BR2_PACKAGE_BLUEZ5_PLUGINS_SAP=y
BR2_PACKAGE_BLUEZ5_PLUGINS_SIXAXIS=y
BR2_PACKAGE_BLUEZ5_UTILS_TEST=y

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>