[clang][CUDA] Clean up tests from device-side kernel call support. NFC

- Remove unused 'CHECK' from the CUDASema test

Author: darkbuck

clang/test/SemaCUDA/device-kernel-call.cu

@@ -8,15 +8,7 @@
 
 __global__ void g2(int x) {}
 
-// CHECK-LABEL: define{{.*}}g1
 __global__ void g1(void) {
-  // CHECK: [[CONFIG:%.*]] = call{{.*}}_Z22cudaGetParameterBuffermm(i64{{.*}}64, i64{{.*}}4)
-  // CHECK-NEXT: [[FLAG:%.*]] = icmp ne ptr [[CONFIG]], null
-  // CHECK-NEXT: br i1 [[FLAG]], label %[[THEN:.*]], label %[[ENDIF:.*]]
-  // CHECK: [[THEN]]:
-  // CHECK-NEXT: [[PPTR:%.*]] = getelementptr{{.*}}i8, ptr [[CONFIG]], i64 0
-  // CHECK-NEXT: store i32 42, ptr [[PPTR]]
-  // CHECK: = call{{.*}} i32 @_Z16cudaLaunchDevicePvS_4dim3S0_jP10cudaStream(ptr{{.*}} @_Z2g2i, ptr{{.*}} [[CONFIG]],
   g2<<<1, 1>>>(42);
   // nordc-error@-1 {{kernel launch from __device__ or __global__ function requires relocatable device code (i.e. requires -fgpu-rdc)}}
   // hip-error@-2 {{device-side kernel call/launch is not supported}}