Update plugin and manifest for Valley.

manifests/Valley.json

@@ -1,7 +1,8 @@
 {
   "name": "Valley",
   "author": "ValleyAudio",
-  "license": "GPL-3.0 and BSD-3-Clause",
+  "license": "BSD-3-Clause, GPL-3.0-only",
+  "contactEmail": "valley.audio.soft@gmail.com",
   "manualUrl": "https://github.com/ValleyAudio/ValleyRackFree/blob/master/README.md",
   "sourceUrl": "https://github.com/ValleyAudio/ValleyRackFree/",
   "donateUrl": "https://www.paypal.me/valleyvcv",

repos/Valley

@@ -1 +1 @@
-Subproject commit 08fea2a2019cb974c2728c01af096611c1cc3ff3
+Subproject commit 6d7a248458fdbb8baf973b28b2fe67ea803f302c