[llvm] [IR] Add getDataLayout() helpers to BasicBlock and Instruction (PR #96902)

[Yingwei Zheng via llvm-commits]

================
@@ -225,7 +225,7 @@ class LoadEliminationForLoop {
       // Only propagate if the stored values are bit/pointer castable.
       if (!CastInst::isBitOrNoopPointerCastable(
               getLoadStoreType(Store), getLoadStoreType(Load),
-              Store->getParent()->getModule()->getDataLayout()))
+              Store->getParent()->getDataLayout()))
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dtcxzyw wrote:

```suggestion
              Store->getDataLayout()))
```

https://github.com/llvm/llvm-project/pull/96902