ci(action): prevent duplicate checks on Renovate PRs

[sheerlox]

Description

Skip the push event if the workflow detects an open PR for the current commit and the branch it belongs to starts with renovate/. Example skipped push workflow run

Related Issue

• https://github.com/semantic-release/.github/issues/19#issuecomment-1800911730
• https://github.com/sheerlox/import-from-esm/commit/ce97a59d514f15cb65647fa5da203c2160c34617

Motivation and Context

Following the changes in #750, the push event on renovate/** branches and the pull_request event both trigger on Renovate PRs. Example PR with duplicate checks

How Has This Been Tested?

The same mechanism is used in import-from-esm's test workflow.

[ncb000gt]

:tada: This PR is included in version 3.1.7 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: