fix(vue-renderer): respect injectScripts for target:static

[hanneskuettner]

Types of changes

• Bug fix (a non-breaking change which fixes an issue)
• New feature (a non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Description

Fixes #8866 where injectScripts: false was not respected when generating full static pages.
As far as I can see this should not influence any target other than static since renderContext.staticAssetsBase in not set otherwise.

Also added a test to verify the change works.

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly. (PR: #)
• I have added tests to cover my changes (if not applicable, please state why)
• All new and existing tests are passing

[danielroe]

Looks good to me - thank you ❤️