Minor changes to section headings on saved search list per KC/LF.
Minor changes to section headings on saved search list per KC/LF.

https://trello.com/c/vRgXDTjg/90-content-g-cloud-saved-searches-page

alphagov/digitalmarketplace-buyer-frontend,alphagov/digitalmarketplace-buyer-frontend,alphagov/digitalmarketplace-buyer-frontend,alphagov/digitalmarketplace-buyer-frontend