Added settings.salesEmail to web config (#2392)

GitOrigin-RevId: 67b215e4141063fe00b29917324197923824ab8e

services/web/app/views/_mixins/links.pug

@@ -38,11 +38,6 @@ mixin linkEducation(linkText, linkClass)
 	a(href=(settings.siteUrl ? settings.siteUrl : '') + "/for/edu" class=linkClass ? linkClass : '', ng-non-bindable)
 		| #{linkText ? linkText : 'teaching toolkit'}
 
-mixin linkEmail(linkText, linkClass, email)
-	- var emailAddress = email ? email : 'contact'
-	a(href="mailto:" + emailAddress + "@overleaf.com" class=linkClass ? linkClass : '', ng-non-bindable)
-		| #{linkText ? linkText : 'email'}
-
 mixin linkInvite(linkText, linkClass, track)
 	- var gaCategory = track && track.category ? track.category : 'All'
 	- var gaAction = track && track.action ? track.action : null

services/web/config/settings.defaults.coffee

@@ -457,6 +457,8 @@ module.exports = settings =
 
 	adminEmail: process.env['ADMIN_EMAIL'] or "placeholder@example.com"
 
+	salesEmail: process.env['SALES_EMAIL'] or "placeholder@example.com"
+
 	statusPageUrl: process.env['OVERLEAF_STATUS_URL'] or "status.overleaf.com"
 
 	brandPrefix: process.env['BRAND_PREFIX'] or "sl-" # Set to 'ol-' for overleaf styles