build: upgrade dependencies

Signed-off-by: Leonardo Grasso <me@leonardograsso.com>

go.mod

@@ -3,18 +3,18 @@ module github.com/falcosecurity/event-generator
 go 1.14
 
 require (
-	github.com/creasty/defaults v1.3.0
+	github.com/creasty/defaults v1.4.0
 	github.com/falcosecurity/client-go v0.2.0
 	github.com/go-playground/locales v0.13.0
 	github.com/go-playground/universal-translator v0.17.0
-	github.com/go-playground/validator/v10 v10.2.0
+	github.com/go-playground/validator/v10 v10.3.0
 	github.com/iancoleman/strcase v0.0.0-20191112232945-16388991a334
 	github.com/mitchellh/go-homedir v1.1.0
-	github.com/sirupsen/logrus v1.5.0
-	github.com/spf13/cobra v0.0.7
+	github.com/sirupsen/logrus v1.6.0
+	github.com/spf13/cobra v1.0.0
 	github.com/spf13/pflag v1.0.5
-	github.com/spf13/viper v1.6.2
-	github.com/stretchr/testify v1.5.1
+	github.com/spf13/viper v1.7.0
+	github.com/stretchr/testify v1.6.1
 	golang.org/x/sys v0.0.0-20200321134203-328b4cd54aae
 	k8s.io/apimachinery v0.17.3
 	k8s.io/cli-runtime v0.17.3