fix: add Windows glob ordering variant to snapshot

On Windows, glob returns files in alphabetical order (app.ts before
index.ts) while macOS/Linux return them differently. Add a second
conversation variant to handle both orderings.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: patniko

test/snapshots/builtin_tools/should_find_files_by_pattern.yaml

@@ -53,3 +53,35 @@ conversations:
           Found 2 TypeScript files:
           - `src/app.ts`
           - `src/index.ts`
+  # Windows returns files in alphabetical order
+  - messages:
+      - role: system
+        content: ${system}
+      - role: user
+        content: Find all .ts files in this directory (recursively). List the filenames you found.
+      - role: assistant
+        content: I'll search for all TypeScript files recursively in the current directory.
+        tool_calls:
+          - id: toolcall_0
+            type: function
+            function:
+              name: report_intent
+              arguments: '{"intent":"Finding TypeScript files"}'
+          - id: toolcall_1
+            type: function
+            function:
+              name: glob
+              arguments: '{"pattern":"**/*.ts"}'
+      - role: tool
+        tool_call_id: toolcall_0
+        content: Intent logged
+      - role: tool
+        tool_call_id: toolcall_1
+        content: |-
+          ./src/app.ts
+          ./src/index.ts
+      - role: assistant
+        content: |-
+          Found 2 TypeScript files:
+          - `src/app.ts`
+          - `src/index.ts`