release: updated version 3.1.0-rc.3 (#7899)

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Author: Aleksey28

package.json

@@ -2,7 +2,7 @@
   "name": "testcafe",
   "description": "Automated browser testing for the modern web development stack.",
   "license": "MIT",
-  "version": "3.1.0-rc.2",
+  "version": "3.1.0-rc.3",
   "author": {
     "name": "Developer Express Inc.",
     "url": "https://www.devexpress.com/"