Fix nospecialize of varargs (#1092)

* Fix nospecialize of varargs

* try more

* Update ext/ReactantCUDAExt.jl

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: wsmoses

ext/ReactantCUDAExt.jl

@@ -465,11 +465,12 @@ function ka_with_reactant(ndrange, workgroupsize, obj, args...)
     return nothing
 end
 
-Reactant.@reactant_overlay @noinline Base.@nospecializeinfer function (@nospecialize(
+Reactant.@reactant_overlay @noinline Base.@nospecializeinfer function (
     obj::KA.Kernel{ReactantBackend}
-))(
-    @nospecialize(args...); ndrange=nothing, workgroupsize=nothing
+)(
+    args...; ndrange=nothing, workgroupsize=nothing
 )
+    @nospecialize
     return Reactant.call_with_reactant(
         ka_with_reactant, ndrange, workgroupsize, obj, args...
     )