fix section name

Author: taras-yemets

docs/cody/enterprise/model-config-examples.mdx

@@ -626,7 +626,7 @@ In the configuration above,
 
 </Accordion>
 
-<Accordion title="Google Vertex (public)">
+<Accordion title="Google Vertex (Gemini)">
 
 ```json
 "modelConfiguration": {
@@ -645,7 +645,7 @@ In the configuration above,
   "modelOverrides": [
       {
           "modelRef": "google::unknown::claude-3-5-sonnet",
-          "displayName": "Claude 3.5 Sonnet (via Google/Vertex)",
+          "displayName": "Claude 3.5 Sonnet (via Google Vertex)",
           "modelName": "claude-3-5-sonnet@20240620",
           "contextWindow": {
             "maxInputTokens": 45000,