Update documentation audience

Author: rhamlett_microsoft

src/PerfProblemSimulator/wwwroot/documentation.html

@@ -304,7 +304,7 @@ <h2>🎯 Performance Problem Simulator</h2>
             <p>An educational Azure App Service application that <strong>intentionally creates performance problems</strong> for learning and demonstration purposes.</p>
 
             <h3>Purpose</h3>
-            <p>This application is designed to help developers and DevOps engineers:</p>
+            <p>This application is designed to help Azure App Service Support engineers and Technical Advisors:</p>
             <div class="feature-grid">
                 <div class="feature-item">
                     <div class="feature-icon">📖</div>