[hotfix] Fix 'delete' environment typo for CP Flink commands

[rmetzger]

Release Notes

Bug Fixes

• For CP Flink commands, use the appropriate verb in the --environment flag description.

Checklist

• [ ] Leave this box unchecked if features are not yet available in production

What

Looks like the --environment flag always used the verb 'delete'. Use appropriate verb everywhere.

References

Test & Review

Updated .golden files accordingly (hopefully)

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[sgagniere]

Closing this because it's already resolved on main.