use angle brackets

Author: bob80905

tools/clang/test/CodeGenDXIL/hlsl/linalg/vector-matrix-proposal.hlsl

@@ -1,6 +1,6 @@
 // RUN: %dxc -I %hlsl_headers -T lib_6_9 -enable-16bit-types %s
 
-#include "dx/linalg.h"
+#include <dx/linalg.h>
 
 namespace code_example {
 ByteAddressBuffer Model;

tools/clang/test/CodeGenDXIL/hlsl/linalg/vectoraccumulate-errors.hlsl

@@ -1,7 +1,7 @@
 // XFAIL: *
 // RUN: %dxc -I %hlsl_headers -T lib_6_9 %s | FileCheck %s
 
-#include "dx/linalg.h"
+#include <dx/linalg.h>
 
 RWByteAddressBuffer RWBuf;