Alt text removed from decorative images on landing page

Email address added to accessibility statement

docs/_data/home/how-it-works.yml

@@ -6,22 +6,22 @@
     - text messages (SMS)
     - letters
   image: 1-write-your-message.svg
-  image_alt: A screenshot showing how you write messages using NHS Notify's user interface.
+  image_alt: ""
 
 - heading: Tell us who to message using their NHS number
   description: |
     You only need a person’s NHS number to send them messages.
   image: choose-your-recipients-no-dob.svg
-  image_alt: A screenshot of computer code showing how you provide your recipients.
+  image_alt: ""
 
 - heading: Plan how your messages will be sent
   description: |
     Set up routing plans to decide how your messages will be sent to recipients.
   image: 3-plan-your-messages.svg
-  image_alt: A graphic of a phone, laptop and letter (numbered 1, 2 and 3 in that order) to show that you can send messages with each message channel in a specific order.
+  image_alt: ""
 
 - heading: See how your messages perform
   description: |
     Track how many messages you've sent and find out which ones are not being delivered.
   image: 4-see-message-performance.svg
-  image_alt: A screenshot of NHS Notify showing counts of NHS App messages and text messages that have been sent.
+  image_alt: ""

docs/pages/footer/accessibility.md

@@ -28,7 +28,7 @@ AbilityNet has advice on making your device easier to use if you have a disabili
 
 ## Feedback and contact information
 
-If you find any problems not listed on this page or think we’re not meeting accessibility requirements, , contact us by sending an email to [email protected]
+If you find any problems not listed on this page or think we’re not meeting accessibility requirements, , contact us by sending an email to <[email protected]>
 
 ## Enforcement procedure