feat: update to GO 1.18 (#72)

modules/key-distributor/files/function/go.mod

@@ -1,8 +1,27 @@
-module github.com/onetwopunch/terraform-google-gsa-encrypter/cfn/encrypter
+module github.com/terraform-google-modules/terraform-google-service-accounts/modules/key-distributor/files/function
 
-go 1.14
+go 1.18
 
 require (
-	golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de
-	google.golang.org/api v0.30.0
+	golang.org/x/crypto v0.5.0
+	google.golang.org/api v0.106.0
+)
+
+require (
+	cloud.google.com/go/compute v1.15.0 // indirect
+	cloud.google.com/go/compute/metadata v0.2.3 // indirect
+	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/google/uuid v1.3.0 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.2.1 // indirect
+	github.com/googleapis/gax-go/v2 v2.7.0 // indirect
+	go.opencensus.io v0.24.0 // indirect
+	golang.org/x/net v0.5.0 // indirect
+	golang.org/x/oauth2 v0.4.0 // indirect
+	golang.org/x/sys v0.4.0 // indirect
+	golang.org/x/text v0.6.0 // indirect
+	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/genproto v0.0.0-20230104163317-caabf589fcbf // indirect
+	google.golang.org/grpc v1.51.0 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
 )

modules/key-distributor/main.tf

@@ -77,7 +77,7 @@ resource "google_cloudfunctions_function" "function" {
   region       = var.region
   name         = var.function_name
   description  = "Generates and encrypts a new Service Account key given a GPG public key"
-  runtime      = "go113"
+  runtime      = "go118"
   trigger_http = true
 
   service_account_email = google_service_account.distributor.email