fix: bump plugin.json and marketplace.json to v1.9.0

Both files were stuck at v1.8.0, blocking upgrades via claudepluginhub.

.claude-plugin/marketplace.json

@@ -14,7 +14,7 @@
       "name": "everything-claude-code",
       "source": "./",
       "description": "The most comprehensive Claude Code plugin — 14+ agents, 56+ skills, 33+ commands, and production-ready hooks for TDD, security scanning, code review, and continuous learning",
-      "version": "1.8.0",
+      "version": "1.9.0",
       "author": {
         "name": "Affaan Mustafa",
         "email": "me@affaanmustafa.com"

.claude-plugin/plugin.json

@@ -1,6 +1,6 @@
 {
   "name": "everything-claude-code",
-  "version": "1.8.0",
+  "version": "1.9.0",
   "description": "Complete collection of battle-tested Claude Code configs from an Anthropic hackathon winner - agents, skills, hooks, and rules evolved over 10+ months of intensive daily use",
   "author": {
     "name": "Affaan Mustafa",