fix e2b sdk version, because 2.0 sdk use new interface, so makesure use the old version sdk

Author: alexazhou

setup.cfg

@@ -38,7 +38,7 @@ install_requires =
     google-genai
     mistralai>=0.2.0,<1.0.0
     openai>=1.11.1
-    e2b
+    e2b<=1.11.1
 
 [options.entry_points]
 console_scripts =