[clang] [llvm] [clang][OpenMP][SPIR-V] Fix addrspace of globals and global constants (PR #134399)

[Nick Sarnie via cfe-commits]

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@@ -37,8 +37,8 @@ static const unsigned SPIRDefIsPrivMap[] = {
     0, // cuda_device
     0, // cuda_constant
     0, // cuda_shared
-    // SYCL address space values for this map are dummy
-    0, // sycl_global
+    // Most SYCL address space values for this map are dummy
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sarnex wrote:

Probably because for SYCL it doesn't use that map, it uses [this](https://github.com/llvm/llvm-project/blob/main/clang/lib/Basic/Targets/SPIR.h#L75) one because of [this](https://github.com/llvm/llvm-project/blob/main/clang/lib/Basic/Targets/SPIR.h#L214) logic.

https://github.com/llvm/llvm-project/pull/134399