fix: unhandled errors of error returning calls in defer

Description

Multiple instances of deferred Close calls without error handling (this blog post provides more details about the nature of the issue)

Related Issues

Partially resolves https://gitlab.com/gitlab-org/cli/-/issues/7486

How has this been tested?

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation
• Chore (Related to CI or Packaging to platforms)
• Test gap