add Zygote to test

Author: DhairyaLGandhi

Project.toml

@@ -12,6 +12,7 @@ julia = "1"
 
 [extras]
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f"
 
 [targets]
-test = ["Test"]
+test = ["Test", "Zygote"]

test/runtests.jl

@@ -1,7 +1,8 @@
 using Functors, Test
+using Zygote
 
 @testset "Functors.jl" begin
 
-include("basics.jl")
-
+  include("basics.jl")
+  include("update.jl")
 end