[llvm] [mlir] [MLIR] Add f6E3M2FN type (PR #105573)

[Diego Caballero via llvm-commits]

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@@ -67,6 +67,7 @@ class Builder {
   FloatType getFloat8E4M3FNUZType();
   FloatType getFloat8E4M3B11FNUZType();
   FloatType getFloat8E3M4Type();
+  FloatType getFloat6E3M2FNType();
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dcaballe wrote:

nit: it looks like methods are ordered by type bitwidth (?) so I would move this one before the Float8 ones

https://github.com/llvm/llvm-project/pull/105573