[test] Pin spir-codegen.ll to legacy PM

-polly-enable-delicm is not supported under the new PM but is tested here:
  Assertion `!EnableDeLICM && "This option is not implemented"' failed.

GitOrigin-RevId: 781a1b1e3683f44bcf5af27ecdb71a494c707abe
diff --git a/test/GPGPU/spir-codegen.ll b/test/GPGPU/spir-codegen.ll
index e6188e8..26373e6 100644
--- a/test/GPGPU/spir-codegen.ll
+++ b/test/GPGPU/spir-codegen.ll
@@ -1,6 +1,6 @@
 ; RUN: opt %loadPolly -O3 -polly -polly-target=gpu \
 ; RUN: -polly-gpu-arch=spir32 \
-; RUN: -polly-acc-dump-kernel-ir -polly-process-unprofitable -disable-output < %s | \
+; RUN: -polly-acc-dump-kernel-ir -polly-process-unprofitable -disable-output -enable-new-pm=0 < %s | \
 ; RUN: FileCheck %s
 
 ; REQUIRES: pollyacc