fix(sqlserverflex): add missing Create- and DeleteUserWaithandler

[cgoetz-inovex]

STACKITSDK-524

Description

relates to #1234

Checklist

• Issue was linked above
• No generated code was adjusted manually (check comments in file header)
• Changelogs
  • Changelog in the root directory was adjusted (see here)
  • Changelog(s) of the service(s) were adjusted (see e.g. here)
• VERSION file(s) of the service(s) were adjusted
• Code format was applied: make fmt
• Examples were added / adjusted (see examples/ directory)
• Unit tests got implemented or updated
• Unit tests are passing: make test (will be checked by CI)
• No linter issues: make lint (will be checked by CI)

[github-actions]

gorelease report

generated on Wed Aug 5 15:21:06 UTC 2026

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gorelease report for services/sqlserverflex

# github.com/stackitcloud/stackit-sdk-go/services/sqlserverflex/v3api/wait
## compatible changes
CreateUserWaitHandler: added
DeleteUserWaitHandler: added

# summary
Inferred base version: v1.16.1
Suggested version: v1.17.0 (with tag services/sqlserverflex/v1.17.0)