GitHub action ignore arg fixed

[tarampampam]

Description

Changed

• markdownlint-cli version updated up to 0.26.0 (from 0.23.2)

Fixed

• Multiple files ignoring (you can run current action with: ignore: 'foo.md bar.md' with space delimiter for multiple --ignore flag appending)

Fixes #7

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I wrote unit tests for my code (if tests is required for my changes)
• I have made changes in CHANGELOG.md file

[MarcoIeni]

You have a typo in the first comment: ingore.

Anyway, it looks like it's working now: https://github.com/MarcoIeni/vspacecode.github.io/runs/1764235879?check_suite_focus=true

That was a really quick fix, thank you so much!