Website: update contact source for workshop requests (#50072)

Changes:
- Updated the contact source used for contacts created from workshop
requests

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

* **Bug Fixes**
* Workshop requests are now correctly identified as “Website - Workshop
request” in CRM records, improving source tracking and reporting.
* Workshop request contacts are treated as form-based, ensuring the most
recent campaign member status is set to **Registered**.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

website/api/controllers/deliver-gitops-workshop-request.js

@@ -74,7 +74,7 @@ module.exports = {
         emailAddress: emailAddress,
         firstName: firstName,
         lastName: lastName,
-        contactSource: 'Website - GitOps',
+        contactSource: 'Website - Workshop request',
         description: descriptionForCrmUpdate,
         marketingAttributionCookie: attributionCookieOrUndefined
       }).intercept((err)=>{

website/api/helpers/salesforce/update-or-create-contact-and-account.js

@@ -55,7 +55,7 @@ module.exports = {
         'Website - Contact forms',
         'Website - Contact forms - Demo - ICP',
         'Website - Contact forms - Demo',
-        'Website - GitOps',
+        'Website - Workshop request',
         'Website - Newsletter',
         'Website - Sign up',
         'Website - Swag request',
@@ -207,7 +207,7 @@ module.exports = {
       'Website - Contact forms',
       'Website - Contact forms - Demo - ICP',
       'Website - Contact forms - Demo',
-      'Website - GitOps',
+      'Website - Workshop request',
       'Webinar',
       'Website - Gated document',
     ];