Merge pull request #940 from humanmade/dependabot/composer/v21-branch/johnbillion/query-monitor-tw-3.20.0

Update johnbillion/query-monitor requirement from ^3.19.0 to ^3.20.0

Author: ferschubert-hm

composer.json

@@ -17,7 +17,7 @@
 		]
 	},
 	"require": {
-		"johnbillion/query-monitor": "^3.19.0",
+		"johnbillion/query-monitor": "^3.20.0",
 		"altis/dev-tools-command": "^0.8.1",
 		"wp-phpunit/wp-phpunit": "6.7.0",
 		"yoast/phpunit-polyfills": "^2.0.5",