fix: fix promote_operation for Integer / Integer

Author: AayushSabharwal

src/interface.jl

@@ -47,6 +47,18 @@ function promote_operation_fallback(
     end
 end
 
+function promote_operation_fallback(
+    op::typeof(/),
+    ::Type{S},
+    ::Type{T},
+) where {S<:Integer,T<:Integer}
+    if isconcretetype(S) && isconcretetype(T)
+        return typeof(op(_instantiate_zero(S), _instantiate_oneunit(T)))
+    else
+        return promote_type(float(S), float(T))
+    end
+end
+
 function promote_operation_fallback(
     op::F,
     ::Type{S},