Make console & process globals available to ava.config.js files

Fixes #2356.

Author: novemberborn

lib/load-config.js

@@ -25,6 +25,8 @@ const evaluateJsConfig = (configFile, fileForErrorMessage) => {
 	});
 	return {
 		default: script.runInNewContext({
+			console,
+			process,
 			get __dirname() {
 				throw new LegacyCommonJsAccessError('__dirname', fileForErrorMessage);
 			},