fix a build script bug

Author: Chenglong-MS

pyproject.toml

@@ -33,7 +33,8 @@ dependencies = [
     "azure-identity",  
     "azure-keyvault-secrets",  
     "python-dotenv",  
-    "vega_datasets"
+    "vega_datasets",
+    "litellm"
 ]
 
 [project.urls]

src/views/EncodingBox.tsx

@@ -594,7 +594,7 @@ export const EncodingBox: FC<EncodingBoxProps> = function EncodingBox({ channel,
         }}
         freeSolo
         renderInput={(params) => (
-            <TextField {...params} variant="standard" autoComplete='off' placeholder='field or concept'
+            <TextField {...params} variant="standard" autoComplete='off' placeholder='field'
                 sx={{height: "24px", "& .MuiInput-root": {height: "24px", fontSize: "small"}}} />
         )}
     />