fix(package.json): update version to v3.50.0 (#3300)

Author: trivikr

package.json

@@ -1,7 +1,7 @@
 {
   "name": "aws-sdk-js-v3",
   "private": true,
-  "version": "3.49.0",
+  "version": "3.50.0",
   "description": "AWS SDK for JavaScript from the future",
   "main": "index.js",
   "scripts": {
@@ -143,4 +143,4 @@
     "**/*.{ts,js,md,json}": "prettier --write"
   },
   "packageManager": "[email protected]"
-}
+}