Rename LIBUKSWRAND to LIBUKRANDOM

Signed-off-by: Alex Apostolescu <alexx.apostolescu@gmail.com>
Reviewed-by: Michalis Pappas <michalis@unikraft.io>
Approved-by: Razvan Deaconescu <razvand@unikraft.io>
GitHub-Closes: #78

Makefile.uk.musl.linux

@@ -22,7 +22,7 @@ LIBMUSL_LINUX_HDRS-y += $(LIBMUSL)/include/sys/personality.h
 LIBMUSL_LINUX_HDRS-y += $(LIBMUSL)/include/sys/prctl.h
 LIBMUSL_LINUX_HDRS-y += $(LIBMUSL)/include/sys/ptrace.h
 LIBMUSL_LINUX_HDRS-y += $(LIBMUSL)/include/sys/quota.h
-LIBMUSL_LINUX_HDRS-$(CONFIG_LIBUKSWRAND) += $(LIBMUSL)/include/sys/random.h
+LIBMUSL_LINUX_HDRS-$(CONFIG_LIBUKRANDOM) += $(LIBMUSL)/include/sys/random.h
 LIBMUSL_LINUX_HDRS-y += $(LIBMUSL)/include/sys/reboot.h
 LIBMUSL_LINUX_HDRS-y += $(LIBMUSL)/include/sys/resource.h
 LIBMUSL_LINUX_HDRS-y += $(LIBMUSL)/include/sys/sendfile.h
@@ -52,7 +52,7 @@ LIBMUSL_LINUX_SRCS-y += $(LIBMUSL)/src/linux/eventfd.c
 LIBMUSL_LINUX_SRCS-y += $(LIBMUSL)/src/linux/fallocate.c
 LIBMUSL_LINUX_SRCS-y += $(LIBMUSL)/src/linux/fanotify.c
 LIBMUSL_LINUX_SRCS-y += $(LIBMUSL)/src/linux/flock.c
-LIBMUSL_LINUX_SRCS-$(CONFIG_LIBUKSWRAND) += $(LIBMUSL)/src/linux/getrandom.c
+LIBMUSL_LINUX_SRCS-$(CONFIG_LIBUKRANDOM) += $(LIBMUSL)/src/linux/getrandom.c
 LIBMUSL_LINUX_SRCS-y += $(LIBMUSL)/src/linux/getdents.c
 LIBMUSL_LINUX_SRCS-y += $(LIBMUSL)/src/linux/gettid.c
 LIBMUSL_LINUX_SRCS-y += $(LIBMUSL)/src/linux/inotify.c