Bump version 4.3.2

CHANGELOG

@@ -1,3 +1,7 @@
+== Version 4.3.2
+
+* Relax Ruby version requirement to >= `2.0`
+
 == Version 4.3.1
 
 * Support for ShopifyAPI::ApplicationCredit

lib/shopify_api/version.rb

@@ -1,3 +1,3 @@
 module ShopifyAPI
-  VERSION = "4.3.1"
+  VERSION = "4.3.2"
 end