Add compat for ChainRulesCore v2

Author: JamesWrigley

Project.toml

@@ -1,6 +1,6 @@
 name = "FiniteDifferences"
 uuid = "26cc04aa-876d-5657-8c51-4c34ba976000"
-version = "0.12.33"
+version = "0.12.34"
 
 [deps]
 ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
@@ -12,7 +12,7 @@ SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 
 [compat]
-ChainRulesCore = "0.10.3, 1"
+ChainRulesCore = "0.10.3, 1, 2"
 LinearAlgebra = "<0.0.1, 1"
 Printf = "<0.0.1, 1"
 Random = "<0.0.1, 1"

test/to_vec.jl

@@ -190,7 +190,7 @@ end
             if T == Float64
                 test_to_vec((a=5, b=randn(10, 11), c=(5, 4, 3)); check_inferred = VERSION ≥ v"1.2")
             else
-                test_to_vec((a=3 + 2im, b=randn(T, 10, 11), c=(5+im, 2-im, 1+im)); check_inferred = VERSION ≥ v"1.2")
+                test_to_vec((a=3 + 2im, b=randn(T, 10, 11), c=(5+im, 2-im, 1+im)); check_inferred = v"1.2" <= VERSION < v"1.12")
             end
         end
         @testset "Dictionary" begin