Merge pull request #15 from braintrustdata/ark/bump-gemini-models

llm span test: bump gemini models

Author: realark

test/llm_span/google/attachments.yaml

@@ -1,7 +1,7 @@
 name: attachments
 type: llm_span_test
 provider: google
-endpoint: /v1/models/gemini-2.0-flash:generateContent
+endpoint: /v1/models/gemini-3.1-flash-lite-preview:generateContent
 requests:
   - contents:
       - role: user
@@ -19,12 +19,12 @@ expected_brainstore_spans:
       prompt_tokens: !fn is_non_negative_number
       completion_tokens: !fn is_non_negative_number
     metadata:
-      model: gemini-2.0-flash
+      model: gemini-3.1-flash-lite-preview
     span_attributes:
       name: generate_content
       type: llm
     input:
-      model: gemini-2.0-flash
+      model: gemini-3.1-flash-lite-preview
       contents:
         - role: user
           parts:

test/llm_span/google/generate_content.yaml

@@ -1,7 +1,7 @@
 name: generate_content
 type: llm_span_test
 provider: google
-endpoint: /v1/models/gemini-2.5-flash:generateContent
+endpoint: /v1/models/gemini-3.1-flash-lite-preview:generateContent
 requests:
   - contents:
       - role: user
@@ -15,12 +15,12 @@ expected_brainstore_spans:
       prompt_tokens: !fn is_non_negative_number
       completion_tokens: !fn is_non_negative_number
     metadata:
-      model: gemini-2.5-flash
+      model: gemini-3.1-flash-lite-preview
     span_attributes:
       name: generate_content
       type: llm
     input:
-      model: gemini-2.5-flash
+      model: gemini-3.1-flash-lite-preview
       contents:
         - role: user
           parts: