bump versions of ChainRules and ChainRulesCore

Author: gxyd

Project.toml

@@ -1,6 +1,6 @@
 name = "ChainRules"
 uuid = "082447d4-558c-5d27-93f4-14fc19e9eca2"
-version = "0.7.33"
+version = "0.7.34"
 
 [deps]
 ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
@@ -13,7 +13,7 @@ Requires = "ae029012-a4dd-5104-9daa-d747884805df"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [compat]
-ChainRulesCore = "0.9.16"
+ChainRulesCore = "0.9.21"
 ChainRulesTestUtils = "0.5"
 Compat = "3"
 FiniteDifferences = "0.11"