[infra] Add configuration for vm-aot-win-debug-x64.

Bug: https://github.com/dart-lang/sdk/issues/54206
Change-Id: I8d4f2e9cc1aebd747cf35e63dc72c4bf9aa80297
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/340060
Reviewed-by: Alexander Thomas <athom@google.com>
Commit-Queue: Ryan Macnak <rmacnak@google.com>
diff --git a/tools/bots/test_matrix.json b/tools/bots/test_matrix.json
index 31aea29..4812562 100644
--- a/tools/bots/test_matrix.json
+++ b/tools/bots/test_matrix.json
@@ -1112,6 +1112,7 @@
         "vm-aot-linux-debug-x64c",
         "vm-aot-linux-product-x64",
         "vm-aot-linux-release-simarm64",
+        "vm-aot-win-debug-x64",
         "vm-aot-win-debug-x64c",
         "vm-aot-win-product-x64"
       ],