fix(desktop-skills): Fix YAML frontmatter for Claude Desktop compatibility

- Remove 'version' field from 13 SKILL.md files
- Quote descriptions containing colons (Triggers:) in 9 files
- Fix 20-gtm-audit binary file (extract proper SKILL.md from ZIP)
- Add missing 'description:' key in 41-jamie-brand-audit
- Add new skill 44-jamie-youtube-subtitle-checker with both desktop/ and code/ versions

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

custom-skills/15-seo-core-web-vitals/desktop/SKILL.md

@@ -1,7 +1,6 @@
 ---
 name: seo-core-web-vitals
-version: 1.0.0
-description: Core Web Vitals analyzer for LCP, FID, CLS, INP performance metrics. Triggers: Core Web Vitals, page speed, LCP, CLS, FID, INP, performance.
+description: "Core Web Vitals analyzer for LCP, FID, CLS, INP performance metrics. Triggers: Core Web Vitals, page speed, LCP, CLS, FID, INP, performance."
 allowed-tools: mcp__firecrawl__*, mcp__perplexity__*
 ---