add core updater with file access check #18594

Description:

Fixes:#17054
add core updater directory permission check, before the update copy file is over. Update some Failed screenshots as well.

Review

• [ ] Functional review done
• [ ] Potential edge cases thought about (behavior of the code with strange input, with strange internal state or possible interactions with other Matomo subsystems)
• [ ] Usability review done (is anything maybe unclear or think about anything that would cause people to reach out to support)
• [ ] Security review done
• [ ] Wording review done
• [ ] Code review done
• [ ] Tests were added if useful/possible
• [ ] Reviewed for breaking changes
• [ ] Developer changelog updated if needed
• [ ] Documentation added if needed
• [ ] Existing documentation updated if needed

The english looks good 👍

This issue is in "needs review" but there has been no activity for 7 days. ping @matomo-org/core-reviewers

@sgiehl trying to think of a test, any suggestion?

Adding a test for that one was actually a bit harder than I expected. But I managed to add an UI test for it.