fix(deps): update module github.com/stackitcloud/stackit-sdk-go/core to v0.20.0 (#193)

Co-authored-by: ske-renovate-ce[bot] <163154779+ske-renovate-ce[bot]@users.noreply.github.com>

Author: ske-renovate-ce[bot]

go.mod

@@ -14,7 +14,7 @@ require (
 	github.com/prometheus/client_golang v1.23.2
 	github.com/spf13/cobra v1.10.1
 	github.com/spf13/pflag v1.0.10
-	github.com/stackitcloud/stackit-sdk-go/core v0.19.0
+	github.com/stackitcloud/stackit-sdk-go/core v0.20.0
 	github.com/stackitcloud/stackit-sdk-go/services/iaas v1.2.0
 	github.com/stackitcloud/stackit-sdk-go/services/loadbalancer v1.6.0
 	go.uber.org/mock v0.6.0

go.sum

@@ -165,8 +165,8 @@ github.com/spf13/pflag v1.0.10 h1:4EBh2KAYBwaONj6b2Ye1GiHfwjqyROoF4RwYO+vPwFk=
 github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stackitcloud/cloud-provider v0.34.2-ske-1 h1:lveBIQaAHS8BqxsdcE4siqjJkT0ttpPqOF3q/ISKEoo=
 github.com/stackitcloud/cloud-provider v0.34.2-ske-1/go.mod h1:8XqzAplSoVLZzqut82sWHusz6X00C1Djk3BpeKAjfHY=
-github.com/stackitcloud/stackit-sdk-go/core v0.19.0 h1:dtJcs6/TTCzzb2RKI7HJugDrbCkaFEDmn1pOeFe8qnI=
-github.com/stackitcloud/stackit-sdk-go/core v0.19.0/go.mod h1:fqto7M82ynGhEnpZU6VkQKYWYoFG5goC076JWXTUPRQ=
+github.com/stackitcloud/stackit-sdk-go/core v0.20.0 h1:4rrUk6uT1g4nOn5/g1uXukP07Tux/o5xbMz/f/qE1rY=
+github.com/stackitcloud/stackit-sdk-go/core v0.20.0/go.mod h1:fqto7M82ynGhEnpZU6VkQKYWYoFG5goC076JWXTUPRQ=
 github.com/stackitcloud/stackit-sdk-go/services/iaas v1.2.0 h1:bkvq3Y4OcGyCR5N69tyY7ZTcrVN+htGTa2ZBJL5BQTQ=
 github.com/stackitcloud/stackit-sdk-go/services/iaas v1.2.0/go.mod h1:tg1rHvgFRG9gNCYnTepZFaSCBahhLLjkIb3nRbtyjDQ=
 github.com/stackitcloud/stackit-sdk-go/services/loadbalancer v1.6.0 h1:q33ZaCBVEBUsnMDxYyuJKtJvGcE5nKgvuPed3s8zXNI=