Bump github.com/IBM/go-sdk-core/v5 from 5.20.1 to 5.21.0

Bumps [github.com/IBM/go-sdk-core/v5](https://github.com/IBM/go-sdk-core) from 5.20.1 to 5.21.0.
- [Release notes](https://github.com/IBM/go-sdk-core/releases)
- [Changelog](https://github.com/IBM/go-sdk-core/blob/main/CHANGELOG.md)
- [Commits](IBM/go-sdk-core@v5.20.1...v5.21.0)

---
updated-dependencies:
- dependency-name: github.com/IBM/go-sdk-core/v5
  dependency-version: 5.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

go.mod

@@ -4,7 +4,7 @@ go 1.24.4
 
 require (
 	github.com/IBM-Cloud/power-go-client v1.12.0
-	github.com/IBM/go-sdk-core/v5 v5.20.1
+	github.com/IBM/go-sdk-core/v5 v5.21.0
 	github.com/IBM/platform-services-go-sdk v0.85.1
 	github.com/container-storage-interface/spec v1.11.0
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc

go.sum

@@ -2,8 +2,8 @@ cel.dev/expr v0.24.0 h1:56OvJKSH3hDGL0ml5uSxZmz3/3Pq4tJ+fb1unVLAFcY=
 cel.dev/expr v0.24.0/go.mod h1:hLPLo1W4QUmuYdA72RBX06QTs6MXw941piREPl3Yfiw=
 github.com/IBM-Cloud/power-go-client v1.12.0 h1:tF9Mq5GLYHebpzQT6IYB89lIxEST1E9teuchjxSAaw0=
 github.com/IBM-Cloud/power-go-client v1.12.0/go.mod h1:SpTK1ttW8bfMNUVQS8qOEuWn2KOkzaCLyzfze8MG1JE=
-github.com/IBM/go-sdk-core/v5 v5.20.1 h1:dzeyifh1kfRLw8VfAIIS5okZYuqLTqplPZP/Kcsgdlo=
-github.com/IBM/go-sdk-core/v5 v5.20.1/go.mod h1:Q3BYO6iDA2zweQPDGbNTtqft5tDcEpm6RTuqMlPcvbw=
+github.com/IBM/go-sdk-core/v5 v5.21.0 h1:DUnYhvC4SoC8T84rx5omnhY3+xcQg/Whyoa3mDPIMkk=
+github.com/IBM/go-sdk-core/v5 v5.21.0/go.mod h1:Q3BYO6iDA2zweQPDGbNTtqft5tDcEpm6RTuqMlPcvbw=
 github.com/IBM/platform-services-go-sdk v0.85.1 h1:lrBEeGaIajhSPMB6cPVAx53XTtVGrKOeA36gIXh2FYI=
 github.com/IBM/platform-services-go-sdk v0.85.1/go.mod h1:aGD045m6I8pfcB77wft8w2cHqWOJjcM3YSSV55BX0Js=
 github.com/JeffAshton/win_pdh v0.0.0-20161109143554-76bb4ee9f0ab h1:UKkYhof1njT1/xq4SEg5z+VpTgjmNeHwPGRQl7takDI=