restore replace directives until IQ is able to ignore dev deps

Author: bhamail

go.mod

@@ -15,3 +15,9 @@ require (
 	github.com/spf13/viper v1.7.1
 	github.com/stretchr/testify v1.6.1
 )
+
+// fix vulnerability: CVE-2020-15114 in etcd v3.3.13+incompatible
+replace github.com/coreos/etcd => github.com/coreos/etcd v3.3.24+incompatible
+
+// fix vulnerability: CVE-2021-3121 in github.com/gogo/protobuf v1.2.1
+replace github.com/gogo/protobuf => github.com/gogo/protobuf v1.3.2