Update module github.com/stackitcloud/stackit-sdk-go/core to v0.6.0 (#137)

Co-authored-by: Renovate Bot <renovate@whitesourcesoftware.com>

Author: stackit-pipeline

go.mod

@@ -11,7 +11,7 @@ require (
 	github.com/hashicorp/terraform-plugin-go v0.19.0
 	github.com/hashicorp/terraform-plugin-log v0.9.0
 	github.com/hashicorp/terraform-plugin-testing v1.5.1
-	github.com/stackitcloud/stackit-sdk-go/core v0.4.0
+	github.com/stackitcloud/stackit-sdk-go/core v0.6.0
 	github.com/stackitcloud/stackit-sdk-go/services/argus v0.6.0
 	github.com/stackitcloud/stackit-sdk-go/services/dns v0.5.0
 	github.com/stackitcloud/stackit-sdk-go/services/loadbalancer v0.5.0

go.sum

@@ -150,8 +150,8 @@ github.com/sergi/go-diff v1.2.0 h1:XU+rvMAioB0UC3q1MFrIQy4Vo5/4VsRDQQXHsEya6xQ=
 github.com/sergi/go-diff v1.2.0/go.mod h1:STckp+ISIX8hZLjrqAeVduY0gWCT9IjLuqbuNXdaHfM=
 github.com/skeema/knownhosts v1.2.0 h1:h9r9cf0+u7wSE+M183ZtMGgOJKiL96brpaz5ekfJCpM=
 github.com/skeema/knownhosts v1.2.0/go.mod h1:g4fPeYpque7P0xefxtGzV81ihjC8sX2IqpAoNkjxbMo=
-github.com/stackitcloud/stackit-sdk-go/core v0.4.0 h1:CiHaAph5x1yXCPpb4ctpl6qgsOv4EMBBPfs54hGRf5I=
-github.com/stackitcloud/stackit-sdk-go/core v0.4.0/go.mod h1:FXoqSf7npgGS7vHuF3zr7OFscwhAxSZU43Wlj6L+TR4=
+github.com/stackitcloud/stackit-sdk-go/core v0.6.0 h1:riAtDyM2dwrAFdGA/GCojJR1zBci3x3EHTH7swuPTXQ=
+github.com/stackitcloud/stackit-sdk-go/core v0.6.0/go.mod h1:FXoqSf7npgGS7vHuF3zr7OFscwhAxSZU43Wlj6L+TR4=
 github.com/stackitcloud/stackit-sdk-go/services/argus v0.6.0 h1:2XfMGaWvJjEsA1yDtGH0/5JKljB0TrQ2bHKU8KiznGU=
 github.com/stackitcloud/stackit-sdk-go/services/argus v0.6.0/go.mod h1:XI8wUfj8f147sc7B/kVO5MSxCsaueZqAMSSdwJNRiQI=
 github.com/stackitcloud/stackit-sdk-go/services/dns v0.5.0 h1:BlH9H0mYAeVwUa2bD02Kom5rjWWwCqruhpFALNvzKfc=