CI: Sync with worflow dispatch

[SMoraisAnsys]

Description

Update the workflow to be performed on dispatch. That way the workflow can be tested manually (with a curl call) and triggered manually if ever needed.

Issue linked

None

Checklist

Please complete the following checklist before submitting your pull request:

• I have followed the example template and guide lines to add/update an example.
• I have tested the example locally and verified that it is working with the latest version of AEDT.
• I have verified that these changes to the best of my knowledge do not introduce any security vulnerabilities.