add google analytics script to application layout
add google analytics script to application layout

https://trello.com/c/uUHlaAQ6/1717-%5Bqae17%5D-google-analytics-data-for-https%3A%2F%2Fwww.queens-awards-enterprise.service.gov.uk%2Fusers%2Fsign_up-has-stoped-since-feb-13th-20

bitzesty/qae,bitzesty/qae,bitzesty/qae,bitzesty/qae