gha-tests: Add missing API mock call

[francoisferrand]

action-gh-release v2.5.0 now makes 2 calls to create the release (as
draft) and later "publish" it: so need to update mocks.

Issue: ZENKO-5101

[bert-e]

Hello francoisferrand,

My role is to assist you with the merge of this
pull request. Please type @bert-e help to get information
on this process, or consult the user documentation.

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name	description	privileged	authored
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Status report is not available.

[francoisferrand]

/create_integration_branches

[bert-e]

Integration data created

I have created the integration data for the additional destination branches.

• this pull request will merge bugfix/ZENKO-5101 into
  development/2.11
• w/2.12/bugfix/ZENKO-5101 will be merged into development/2.12
• w/2.13/bugfix/ZENKO-5101 will be merged into development/2.13

The following branches will NOT be impacted:

• development/2.10
• development/2.5
• development/2.6
• development/2.7
• development/2.8
• development/2.9

You can set option create_pull_requests if you need me to create
integration pull requests in addition to integration branches, with:

@bert-e create_pull_requests

The following options are set: create_integration_branches

[bert-e]

Waiting for approval

The following approvals are needed before I can proceed with the merge:

• the author

• 2 peers

The following options are set: create_integration_branches

[francoisferrand]

/approve

[bert-e]

I have successfully merged the changeset of this pull request
into targetted development branches:

• ✔️ development/2.11

• ✔️ development/2.12

• ✔️ development/2.13

The following branches have NOT changed:

• development/2.10
• development/2.5
• development/2.6
• development/2.7
• development/2.8
• development/2.9

Please check the status of the associated issue ZENKO-5101.

Goodbye francoisferrand.

The following options are set: approve, create_integration_branches