fix: Install task otherwise mcvs-texttidy cannot be run

[sbp-bvanb]

This pull request includes formatting and conditional logic improvements in the action.yml file. The most important changes include reformatting the if conditionals for better readability and adding a new testing type.

Formatting improvements:

• Reformatted the if conditionals to use multiline format for better readability in the runs: section.

Conditional logic enhancements:

• Added a new testing type mcvs-texttidy to the if conditionals for the install task step.