chore: remove kconfiglib related building steps

kconfiglib will be install by installing ohos-build
Signed-off-by: NCaoruihong <crh.cao@huawei.com>
Change-Id: I49a946fcea259155f3019ac6b6b3319c3a4cec47

BUILD.gn

@@ -70,8 +70,6 @@ if (exec_script("//build/lite/run_shell_cmd.py", [ "if [ -f $f ]; then echo true
 
 print("liteos_config_file:", liteos_config_file)
 
-exec_script("//build/lite/run_shell_cmd.py", [ "which genconfig || pip3 install --user kconfiglib" ])
-
 exec_script("//build/lite/run_shell_cmd.py",
             [
               "env" +

Makefile

@@ -66,9 +66,6 @@ else
 CONFIG ?= $(PRODUCT_PATH)/config/debug$(tee).config
 endif
 
-ifeq ($(shell which menuconfig),)
-$(shell pip3 install --user kconfiglib >/dev/null)
-endif
 $(shell env CONFIG_=$(CONFIG_) DEVICE_PATH=$(DEVICE_PATH) olddefconfig >/dev/null)
 
 -include $(LITEOSTOPDIR)/tools/build/config.mk