example cleanup (#138)

Signed-off-by: Mandana Vaziri <[email protected]>

Author: vazirim

examples/react/multi-agent.pdl

@@ -6,7 +6,7 @@ text:
   call: react
   args:
     question: ${ question }
-    model: watsonx/ibm/granite-34b-code-instruct
+    model: watsonx/ibm/granite-20b-code-instruct
 
 - "\n\n----- Verifying answer... -----\n\n"
 - def: verified

examples/react/react_call.pdl

@@ -4,5 +4,4 @@ text:
   - call: react
     args:
       question: How many years ago was the discoverer of the Hudson River born?
-      model: watsonx/mistralai/mistral-large
-
+      model: watsonx/ibm/granite-34b-code-instruct