chore: upgrade go version in go mod

Author: mlabouardy

go.mod

@@ -1,6 +1,6 @@
 module github.com/tailwarden/komiser
 
-go 1.18
+go 1.20
 
 require (
 	cloud.google.com/go/bigquery v1.49.0

providers/gcp/compute/disks.go

@@ -8,6 +8,7 @@ import (
 	"github.com/sirupsen/logrus"
 	"github.com/tailwarden/komiser/models"
 	"github.com/tailwarden/komiser/providers"
+	"github.com/tailwarden/komiser/utils"
 	"google.golang.org/api/iterator"
 	"google.golang.org/api/option"
 
@@ -53,7 +54,7 @@ func Disks(ctx context.Context, client providers.ProviderClient) ([]models.Resou
 				}
 			}
 
-			zone := extractZoneFromURL(disk.GetZone())
+			zone := utils.GcpExtractZoneFromURL(disk.GetZone())
 
 			resources = append(resources, models.Resource{
 				Provider:   "GCP",
@@ -77,4 +78,4 @@ func Disks(ctx context.Context, client providers.ProviderClient) ([]models.Resou
 	}).Info("Fetched resources")
 
 	return resources, nil
-}
+}