clearfog: enable gdb directly on the host

Hopefully this will make it a wee bit easier to see proper backtraces
from systemd.

Change-Id: I853b6d6c7523eea116031c1c032ee93163631eae
diff --git a/configs/czechlight_clearfog_defconfig b/configs/czechlight_clearfog_defconfig
index 399a9ab..a673378 100644
--- a/configs/czechlight_clearfog_defconfig
+++ b/configs/czechlight_clearfog_defconfig
@@ -38,6 +38,8 @@
 BR2_PACKAGE_LINUX_TOOLS_PERF=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL_CZECHLIGHT_PATH)/board/czechlight/common/busybox-config"
 BR2_PACKAGE_ZSTD=y
+BR2_PACKAGE_GDB=y
+BR2_PACKAGE_GDB_DEBUGGER=y
 BR2_PACKAGE_STRACE=y
 BR2_PACKAGE_E2FSPROGS=y
 BR2_PACKAGE_MMC_UTILS=y