[llvm] [AMDGPU] Fix LDS bank count for gfx704 and gfx950 (PR #220632)

[Chinmay Deshpande via llvm-commits]

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@@ -3164,14 +3164,18 @@ TEST(TargetParserTest, testAMDGPUgetNumWorkGroupSIMDs) {
 
 TEST(TargetParserTest, testAMDGPUgetLDSBankCount) {
   EXPECT_EQ(AMDGPU::getLDSBankCount(Triple::AMDGPUSubArch702), 16u);
+  EXPECT_EQ(AMDGPU::getLDSBankCount(Triple::AMDGPUSubArch704), 16u);
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chinmaydd wrote:

```suggestion
```

https://github.com/llvm/llvm-project/pull/220632