Update Autodafe-REDsFREE.json (#471)

manifests/Autodafe-REDsFREE.json

@@ -5,5 +5,5 @@
   "pluginUrl": "https://www.autodafe.net/virtual-instruments/vcv-rack-modules.html",
   "manualUrl": "https://www.autodafe.net/media/com_eshop/attachments/autodafe-reds-collection-manual.pdf",
   "donateUrl": "https://www.paypal.me/autodafe",
-  "latestVersion": "0.5.2"
-}
+  "latestVersion": "0.6.0"
+}