Remove overload for 1.12-rc1 and higher (#784)

Author: pxl-th

src/array.jl

@@ -302,8 +302,7 @@ end
 Adapt.adapt_storage(::Runtime.Adaptor, x::ROCArray{T,N}) where {T,N} =
     convert(ROCDeviceArray{T,N,AS.Global}, x)
 
-if VERSION ≥ v"1.12-"
-    # TODO is this OK to do this?
+if v"1.12.0-beta1" ≤ VERSION < v"1.12.0-rc1"
     # Use type inference for x^p instead of `promote` which does `x * x`.
     function Base.to_power_type(x::AnyROCArray)
         convert(Base._return_type(*, Tuple{typeof(x), typeof(x)}), x)