Revert "chore: Update CGO_ENABLED flag in Makefile"

This reverts commit 233b0cd.

Makefile

@@ -14,10 +14,11 @@ FILES         := $(shell find . -name "*.go" -type f)
 FAIL_ON_STDOUT := awk '{ print } END { if (NR > 0) { exit 1 } }'
 
 
-# -w -s: You will get the smallest binaries if you compile with -ldflags '-w -s'. The -w turns off DWARF debugging information
+# -w -s 参数的解释：You will get the smallest binaries if you compile with -ldflags '-w -s'. The -w turns off DWARF debugging information
 # for more information, please refer to https://stackoverflow.com/questions/22267189/what-does-the-w-flag-mean-when-passed-in-via-the-ldflags-option-to-the-go-comman
 # we need CGO_ENABLED=1 because we import the node_exporter ,and we need install `glibc-source,libc6` to make it work
-GOBUILD=CGO_ENABLED=1 go build -trimpath -ldflags="-w -s -X ${PACKAGE}.GitBranch=${BRANCH} -X ${PACKAGE}.GitRevision=${REVISION} -X ${PACKAGE}.BuildTime=${BUILDTIME}"
+# TODO check if node_exporter collector with CGO_ENABLED=0 is enough
+GOBUILD=CGO_ENABLED=0 go build -trimpath -ldflags="-w -s -X ${PACKAGE}.GitBranch=${BRANCH} -X ${PACKAGE}.GitRevision=${REVISION} -X ${PACKAGE}.BuildTime=${BUILDTIME}"
 
 tools:
 	@echo "run setup tools"