Don't run cpp_multi_device_sequence.mlir (#2960)

Co-authored-by: Copilot <[email protected]>

Author: jgmelber

test/aiecc/cpp_multi_device_sequence.mlir

@@ -9,7 +9,8 @@
 //===----------------------------------------------------------------------===//
 
 // REQUIRES: peano
-
+// REQUIRES: dont_run
+// Disabled: this test is temporarily not run in the current configuration.
 // Test device and sequence filtering (mirrors test/npu-xrt/add_one_two pattern)
 // Each device is compiled separately with --device-name, similar to how
 // the Python aiecc.py is used in production multi-device flows.