fix: prevent DoS and resource exhaustion attacks

[Danielku15]

Issues

Fixes #2677
Fixes #2678

Proposed changes

• Limit buffer sizes during decoding (e.g. guitar pro binary strings and on zip inflation)
• Limit GP5 loop boundaries to semantic upper-bounds
• Fail-Fast when we hit the EOF

Checklist

• I consent that this change becomes part of alphaTab under it's current or any future open source license
• Changes are implemented
• New tests were added

Further details

• This is a breaking change
• This change will require update of the documentation/website