[llvm] [Offload] Add `MAX_WORK_GROUP_SIZE` device info query (PR #143718)

[Callum Fare via llvm-commits]

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@@ -148,6 +148,16 @@ def : Struct {
   ];
 }
 
+def : Struct {
+  let name = "ol_range_t";
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callumfare wrote:

To me 'range' is a slightly overloaded term and doesn't necessarily imply a `size_t[3]`, `ol_dimensions_t` might be a better name. Just my opinion though, don't want to bikeshed on names too much.

https://github.com/llvm/llvm-project/pull/143718