[llvm] [SPIRV] Change how to detect OpenCL/Vulkan Env and update tests accordingly. (PR #129689)

[Nathan Gauër via llvm-commits]

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@@ -767,10 +767,10 @@ Register SPIRVGlobalRegistry::buildGlobalVariable(
   // TODO: maybe move to GenerateDecorations pass.
   const SPIRVSubtarget &ST =
       cast<SPIRVSubtarget>(MIRBuilder.getMF().getSubtarget());
-  if (IsConst && ST.isOpenCLEnv())
+  if (IsConst && !ST.isShaderEnv())
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Keenuts wrote:

If all that breaks/reaches this unknwon case is OpenCL (which keeps the legacy triple), I'm fine with this.

https://github.com/llvm/llvm-project/pull/129689