chore: require Themeisle SDK 3.3.64

The first SDK release that carries the AI Connect module this PR opts into.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_018GJfggt4S4RuAfF24E93EK

Author: selul

composer.json

@@ -21,7 +21,7 @@
     "source": "https://github.com/Codeinwp/visualizer"
   },
   "require": {
-    "codeinwp/themeisle-sdk": "^3.3",
+    "codeinwp/themeisle-sdk": "^3.3.64",
     "neitanod/forceutf8": "~2.0",
     "openspout/openspout": "^3.7",
     "woocommerce/action-scheduler": "^3.8"