feat(UI): make max skill level limit configurable

[scarf005]

Purpose of change (The Why)

after #3720, people wanted to train skill levels higher than 10. why not?

Describe the solution (The How)

made max skill configurable in debug settings. 1000 should probably be enough i guess.

Testing

1. increase max skill level to 100
2. set all skill level to 10
3. kill hulks with rifle
4. rifle level is increased

Additional context

discord talk: https://discord.com/channels/830879262763909202/830916451517857894/1331465767211892796

i can't run astyle because newer version doesn't support some options project uses.

Checklist

Mandatory

• I wrote the PR title in conventional commit format.
• I ran the code formatter.
• I linked any relevant issues using github keyword syntax like closes #1234 in Summary of the PR so it can be closed automatically.
• I've committed my changes to new branch that isn't main so it won't cause conflict when updating main branch later.

[autofix-ci]

Autofix has formatted code style violation in this PR.

I edit commits locally (e.g: git, github desktop) and want to keep autofix

1. Run git pull. this will merge the automated commit into your local copy of the PR branch.
2. Continue working.

I do not want the automated commit

1. Format your code locally, then commit it.
2. Run git push --force to force push your branch. This will overwrite the automated commit on remote with your local one.
3. Continue working.

If you don't do this, your following commits will be based on the old commit, and cause MERGE CONFLICT.

[RoyalFox2140]

This PR isn't my decision at all because we're opening Pandora's box full of unforeseen consequences and bugs that we may have to fix that I won't be able to fix.

So long as the main coders of the project are willing to accept that responsibility I can't object.