fix: use self.escapeString() for consistency with EspoCRM API

Replace jQuery text escaping with EspoCRM's built-in View.escapeString()
to maintain consistency with the rest of the codebase.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

manifest.json

@@ -3,7 +3,7 @@
     "module": "SmartAssistant",
     "description": "Unified AI Assistant for Legal CRM — floating chat with case memory, office alerts, and n8n integration",
     "author": "klear",
-    "version": "1.1.1",
+    "version": "1.1.2",
     "acceptableVersions": [
         ">=8.0.0"
     ],