CCM-8859 Extract aria copy to content file

Author: nicki-nhs

frontend/src/components/molecules/Header/Header.tsx

@@ -22,7 +22,7 @@ export function NHSNotifyHeader({ dataTestId }: HeaderType) {
           <Link
             className='nhsuk-header__link nhsuk-header__link--service'
             href='/create-and-submit-templates'
-            aria-label='NHS Notify templates'
+            aria-label={content.components.header.links.logoLink.ariaLabel}
           >
             <svg
               className='nhsuk-logo'
@@ -33,7 +33,9 @@ export function NHSNotifyHeader({ dataTestId }: HeaderType) {
               width='100'
               data-testid='page-header-logo'
             >
-              <title>NHS logo</title>
+              <title>
+                {content.components.header.links.logoLink.logoTitle}
+              </title>
               <path
                 className='nhsuk-logo__background'
                 fill='#005eb8'

frontend/src/content/content.ts

@@ -17,6 +17,10 @@ const header = {
       text: 'Sign out',
       href: '/auth/signout',
     },
+    logoLink: {
+      ariaLabel: 'NHS Notify templates',
+      logoTitle: 'NHS logo',
+    },
   },
 };