package.json: Modify cookie-parser version
package.json: Modify cookie-parser version

version "1.4.4" is breaking the build.
So,it has been rollbacked to version
"1.4.3".

Closes #806

bkimminich/juice-shop,bkimminich/juice-shop,bkimminich/juice-shop,bkimminich/juice-shop,bkimminich/juice-shop,bkimminich/juice-shop