Website: update testimonials heading on landing pages. (#24304)

Closes: #24255

Changes:
- Updated the testimonials heading on landing pages to be the same
across all landing pages/buying situations

website/views/pages/device-management.ejs

@@ -510,8 +510,7 @@
   <%/* End of page gradient */%>
     <div purpose="tweets-container" class="container-fluid px-md-0 pb-0 d-flex flex-column justify-content-center">
       <div purpose="section-heading" class="mx-auto text-center">
-        <h4>Who else uses Fleet?</h4>
-        <h2 class="mb-0">Empowering <%= ['vm', 'eo-security'].includes(primaryBuyingSituation) ? 'security and IT' : 'IT' %> teams</h2>
+        <h2 class="mb-3">What people are saying</h2>
       </div>
     </div>
 

website/views/pages/observability.ejs

@@ -289,8 +289,7 @@
   <div purpose="bottom-gradient">
     <div purpose="tweets-container" class="container-fluid px-md-0 pb-0 d-flex flex-column justify-content-center">
       <div purpose="section-heading" class="mx-auto text-center">
-        <h4>Who else uses Fleet?</h4>
-        <h3>Empowering <%= ['mdm'].includes(pagePersonalization) ? 'IT and corporate engineering' : ['eo-it'].includes(pagePersonalization) ? 'IT and client platform' : ['eo-security'].includes(pagePersonalization) ? 'security and platform' : ['vm'].includes(pagePersonalization) ? 'security and IT' : 'IT and security' %> teams, globally</h3>
+        <h2 class="mb-3">What people are saying</h2>
       </div>
     </div>
 

website/views/pages/software-management.ejs

@@ -163,8 +163,7 @@
   <div purpose="tweets-container" class="d-flex flex-column justify-content-center">
     <div purpose="page-container" class="py-0">
       <div purpose="section-heading" class="mx-auto text-center">
-        <h4>Who else uses Fleet?</h4>
-        <h2>Empowering teams, globally</h2>
+        <h2 class="mb-3">What people are saying</h2>
       </div>
     </div>
     <scrollable-tweets :testimonials="testimonialsForScrollableTweets"></scrollable-tweets>