fix(swiftui-dev): use explicit file paths in outputStyles

Replace directory path "./styles/" with specific file paths:
- ./styles/swift-code.md
- ./styles/swiftui-view.md

Directory paths in outputStyles array cause validation errors.

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

Author: aRustyDev

context/plugins/swiftui-dev/.claude-plugin/plugin.json

@@ -41,7 +41,8 @@
   "hooks": "./hooks/hooks.json",
   "mcpServers": "./.mcp.json",
   "outputStyles": [
-    "./styles/",
+    "./styles/swift-code.md",
+    "./styles/swiftui-view.md",
     "../../output-styles/feedback-submission.md"
   ],
   "lspServers": "./.lsp.json"