fix: dependencies issues

go.mod

@@ -3,13 +3,12 @@ module github.com/spotinst/terraform-provider-spotinst
 go 1.16
 
 require (
+	github.com/bflad/tfproviderlint v0.27.1
+	github.com/client9/misspell v0.3.4
 	github.com/hashicorp/go-cleanhttp v0.5.2
-	github.com/hashicorp/go-hclog v0.15.0 // indirect
-	github.com/hashicorp/go-plugin v1.4.0 // indirect
 	github.com/hashicorp/go-version v1.3.0
-	github.com/hashicorp/terraform-exec v0.14.0 // indirect
+	github.com/hashicorp/terraform-plugin-docs v0.5.0
 	github.com/hashicorp/terraform-plugin-sdk v1.17.2
-	github.com/mattn/go-colorable v0.1.8 // indirect
 	github.com/spotinst/spotinst-sdk-go v1.103.0
-	github.com/zclconf/go-cty v1.9.1 // indirect
+	golang.org/x/lint v0.0.0-20200302205851-738671d3881b
 )