Restore accidentally modified snapshot file

Agent-Logs-Url: https://github.com/github/copilot-sdk/sessions/35a08e5f-ea8a-4494-9e24-084aad8ec639

Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com>

Author: Copilot

test/snapshots/session_config/vision_disabled_then_enabled_via_setmodel.yaml

@@ -63,3 +63,58 @@ conversations:
             function:
               name: view
               arguments: '{"path":"${workdir}/test.png"}'
+  - messages:
+      - role: system
+        content: ${system}
+      - role: user
+        content: Use the view tool to look at the file test.png and describe what you see
+      - role: assistant
+        tool_calls:
+          - id: toolcall_0
+            type: function
+            function:
+              name: report_intent
+              arguments: '{"intent":"Viewing image file"}'
+          - id: toolcall_1
+            type: function
+            function:
+              name: view
+              arguments: '{"path":"${workdir}/test.png"}'
+      - role: tool
+        tool_call_id: toolcall_0
+        content: Intent logged
+      - role: tool
+        tool_call_id: toolcall_1
+        content: Viewed image file successfully.
+      - role: assistant
+        content: The image shows a **GitHub Copilot logo** - a hexagonal icon with an orange/coral colored background containing
+          a stylized white design that represents the Copilot brand mark. The logo has the characteristic GitHub Copilot
+          appearance with its geometric hexagon shape and minimal design aesthetic.
+      - role: user
+        content: Use the view tool to look at the file test.png and describe what you see
+      - role: assistant
+        tool_calls:
+          - id: toolcall_2
+            type: function
+            function:
+              name: report_intent
+              arguments: '{"intent":"Viewing image file"}'
+          - id: toolcall_3
+            type: function
+            function:
+              name: view
+              arguments: '{"path":"${workdir}/test.png"}'
+      - role: tool
+        tool_call_id: toolcall_2
+        content: Intent logged
+      - role: tool
+        tool_call_id: toolcall_3
+        content: Viewed image file successfully.
+      - role: user
+        content: |-
+          Image file at path ${workdir}/test.png
+          [image]
+      - role: assistant
+        content: The image appears to be a **very small, mostly blank white or off-white rectangular image**. There doesn't seem
+          to be any visible content, text, or graphics - just a plain light-colored background. It looks like either an
+          empty/blank image file or a very minimalistic placeholder image.