Only test type inference on latest Julia version

Author: MilesCranmer

test/unittests.jl

@@ -25,7 +25,9 @@ expected_type_pairs = [
 for (x, y) in expected_type_pairs
     @eval @test base_numeric_type($x) == $y
     # Make sure compiler can inline it:
-    @eval @inferred $y base_numeric_type($x)
+    if VERSION >= v"1.10"
+        @eval @inferred $y base_numeric_type($x)
+    end
 end
 
 @test base_numeric_type(1.5DynamicQuantities.u"km/s") == base_numeric_type(typeof(1.5DynamicQuantities.u"km/s"))