Bump up go version to 1.21 (#16)

go.mod

@@ -1,6 +1,6 @@
 module github.com/omec-project/nas
 
-go 1.14
+go 1.21
 
 require (
 	github.com/aead/cmac v0.0.0-20160719120800-7af84192f0b1
@@ -13,3 +13,31 @@ require (
 	github.com/smartystreets/goconvey v1.6.4
 	github.com/stretchr/testify v1.7.0
 )
+
+require (
+	github.com/asaskevich/govalidator v0.0.0-20200907205600-7a23bdc65eef // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/gin-gonic/gin v1.7.0 // indirect
+	github.com/go-playground/locales v0.13.0 // indirect
+	github.com/go-playground/universal-translator v0.17.0 // indirect
+	github.com/go-playground/validator/v10 v10.4.1 // indirect
+	github.com/golang-jwt/jwt v3.2.1+incompatible // indirect
+	github.com/golang/protobuf v1.4.3 // indirect
+	github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1 // indirect
+	github.com/json-iterator/go v1.1.10 // indirect
+	github.com/jtolds/gls v4.20.0+incompatible // indirect
+	github.com/leodido/go-urn v1.2.0 // indirect
+	github.com/mattn/go-isatty v0.0.12 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.1 // indirect
+	github.com/omec-project/path_util v1.1.0 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d // indirect
+	github.com/ugorji/go/codec v1.2.1 // indirect
+	golang.org/x/crypto v0.0.0-20201208171446-5f87f3452ae9 // indirect
+	golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8 // indirect
+	google.golang.org/protobuf v1.25.0 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
+)

go.sum

@@ -184,7 +184,6 @@ github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVMw=
-github.com/ugorji/go v1.2.1 h1:dz+JxTe7GZQdErTo7SREc1jQj/hFP1k7jyIAwODoW+k=
 github.com/ugorji/go v1.2.1/go.mod h1:cSVypSfTLm2o9fKxXvQgn3rMmkPXovcWor6Qn5tbFmI=
 github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
 github.com/ugorji/go/codec v1.2.1 h1:/TRfW3XKkvWvmAYyCUaQlhoCDGjcvNR8xVVA/l5p/jQ=