fixup: two more tests

Author: bogner

clang/test/CodeGenHLSL/cbuffer_with_packoffset.hlsl

@@ -16,7 +16,7 @@ cbuffer CB : register(b1, space3) {
   int2 c : packoffset(c5.z);
 }
 
-// CHECK: @CB.cb.1 = external constant target("dx.CBuffer", target("dx.Layout", %__cblayout_CB_1, 92, 88, 80))
+// CHECK: @CB.cb.1 = global target("dx.CBuffer", target("dx.Layout", %__cblayout_CB_1, 92, 88, 80))
 // CHECK: @x = external addrspace(2) global float, align 4
 // CHECK: @y = external addrspace(2) global <2 x float>, align 8
 

clang/test/CodeGenHLSL/default_cbuffer_with_layout.hlsl

@@ -7,7 +7,7 @@
 
 // CHECK-DAG: @b = external addrspace(2) global float, align 4
 // CHECK-DAG: @d = external addrspace(2) global <4 x i32>, align 16
-// CHECK-DAG: @"$Globals.cb" = external constant target("dx.CBuffer",
+// CHECK-DAG: @"$Globals.cb" = global target("dx.CBuffer",
 // CHECK-DAG-SAME: target("dx.Layout", %"__cblayout_$Globals", 144, 120, 16, 32, 64, 128, 112))
 // CHECK-DAG: @a = external addrspace(2) global i32, align 4
 // CHECK-DAG: @c = external addrspace(2) global [4 x double], align 8