build(deps): bump quark-engine from 25.1.1 to 26.8.1 in /requirements

[dependabot]

Bumps quark-engine from 25.1.1 to 26.8.1.

Release notes

Sourced from quark-engine's releases.

v26.8.1

Document Enhancement

• Add Quark malware analysis reports for AhRat, AndroRAT, and Sova. (#934, #954, and #957)
• Fix broken links in malware report README files. Thanks to @​wenxiaojie1. (#942)

Bug Fixes

• Include interfaces in superclass relationship resolution. Thanks to @​wenxiaojie1. (#953)
• Validate default rule paths only when they are used. Thanks to @​gaoflow and @​MickeyWzt. (#937)

Dependency Update

• Upgrade Androguard to newer versions. Thanks to @​trpyn. (#928)

New Feature

• Add Claude Code skills: /quark and /quark-rule-gen. (#947)
• Add DexTrace core-library backend. (#958)

v26.7.1

Rule Enhancement

• Add new Quark rules for the NGate and Cerberus malware families. (#931 and #926)

Document Enhancement

• Add an analysis report for the SuperCardX malware family. (#927)

New Feature

• Add Phase 5 dynamic string resolution via DexTrace. (#919)

v26.6.1

Rule Enhancement

• Add new Quark rules for the BRATA, TangleBot, and Godfather malware families. (#917, #916, and #915)

v26.5.1

Rule Enhancement

• Add new Quark rules for the Antidot, Arsink, and TrickMo malware families. (#903, #907, and #909)

Bug Fixes

• Separate filled-new-array parsing from invoke-kind handling to avoid incorrect bytecode classification. (#867 and #886)

v26.4.1

Document Enhancements

... (truncated)

Commits

• d5a056b Update version information to v26.8.1 (#960)
• f654efd Add DexTrace core-library backend (continuation of PR #855) (#958)
• 5facb9d Add Quark malware analysis report for Sova (#957)
• 248ee37 Upgrade Androguard version to latest (#928)
• 0a7c264 Bump setuptools from 80.9.0 to 83.0.0 (#956)
• 5d619ce feat: add /quark and /quark-rule-gen Claude Code skills (#947)
• e59fd72 Add Quark malware analysis report for AndroRAT (#954)
• cb80e96 feat: add dependency-update PR validator skill (#932)
• 03e1a7f fix: include interfaces in superclass relationships (#953)
• 0a39d96 Bump pip from 26.1 to 26.1.2 (#951)
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