chore: bump github.com/stackitcloud/stackit-sdk-go/core

Bumps [github.com/stackitcloud/stackit-sdk-go/core](https://github.com/stackitcloud/stackit-sdk-go) from 0.24.1 to 0.26.0.
- [Release notes](https://github.com/stackitcloud/stackit-sdk-go/releases)
- [Changelog](https://github.com/stackitcloud/stackit-sdk-go/blob/main/CHANGELOG.md)
- [Commits](stackitcloud/stackit-sdk-go@core/v0.24.1...core/v0.26.0)

---
updated-dependencies:
- dependency-name: github.com/stackitcloud/stackit-sdk-go/core
  dependency-version: 0.26.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/spf13/cobra v1.10.2
 	github.com/spf13/pflag v1.0.10
 	github.com/spf13/viper v1.21.0
-	github.com/stackitcloud/stackit-sdk-go/core v0.24.1
+	github.com/stackitcloud/stackit-sdk-go/core v0.26.0
 	github.com/stackitcloud/stackit-sdk-go/services/dns v0.19.2
 	github.com/stretchr/testify v1.11.1
 	go.uber.org/mock v0.6.0

go.sum

@@ -161,8 +161,8 @@ github.com/spf13/pflag v1.0.10 h1:4EBh2KAYBwaONj6b2Ye1GiHfwjqyROoF4RwYO+vPwFk=
 github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/viper v1.21.0 h1:x5S+0EU27Lbphp4UKm1C+1oQO+rKx36vfCoaVebLFSU=
 github.com/spf13/viper v1.21.0/go.mod h1:P0lhsswPGWD/1lZJ9ny3fYnVqxiegrlNrEmgLjbTCAY=
-github.com/stackitcloud/stackit-sdk-go/core v0.24.1 h1:IrG0XBlJivUpXC4Y6TE+6FeSxNPs1JQXsero0ivwh0o=
-github.com/stackitcloud/stackit-sdk-go/core v0.24.1/go.mod h1:osMglDby4csGZ5sIfhNyYq1bS1TxIdPY88+skE/kkmI=
+github.com/stackitcloud/stackit-sdk-go/core v0.26.0 h1:jQEb9gkehfp6VCP6TcYk7BI10cz4l0KM2L6hqYBH2QA=
+github.com/stackitcloud/stackit-sdk-go/core v0.26.0/go.mod h1:WU1hhxnjXw2EV7CYa1nlEvNpMiRY6CvmIOaHuL3pOaA=
 github.com/stackitcloud/stackit-sdk-go/services/dns v0.19.2 h1:PE7TXoR2ZjVym5E4apZFJxEkApAid1/Z4x1Mz2QIcD0=
 github.com/stackitcloud/stackit-sdk-go/services/dns v0.19.2/go.mod h1:3NZpITg0qJ+f1y0RUTcXKc4e122tFhHDIVm2mY0wWsw=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=