docs: updates homepage contents with correct links and description

Signed-off-by: Paul Arah <[email protected]>

docs/content/en/_index.html

@@ -76,7 +76,7 @@ <h2 class="hero__users-title">
 
     <div class="features">
         <h2 class="title features__title">
-            Why Tetragon
+            Why Tetragon?
         </h2>
         <ul class="features__list">
             <li>
@@ -168,7 +168,7 @@ <h2 class="title cta-banner__title">What can Tetragon do?</h2>
 
     <div class="diagram">
         <h2 class="title diagram__title">
-            How does Tetragon work
+            How does Tetragon work?
         </h2>
         <p>
             Tetragon monitors processes, syscalls, file and network activity in the kernel, correlating threats with
@@ -413,7 +413,7 @@ <h2 class="tools__title">Get hands-on with Tetragon</h2>
             </div>
             <ul class="tools__list">
                 <li class="tools__item">
-                    <a class="tools__link" href="https://labs.iximiuz.com/tutorials/introduction-to-tetragon" target="_blank" rel="noopener noreferrer">
+                    <a class="tools__link" href="https://isovalent.com/labs/tetragon-getting-started/" target="_blank" rel="noopener noreferrer">
                         <img src="/svgs/promo-lab.svg" width="64" height="64" loading="lazy" alt="Test tube">
                         <h3 class="tools__item-title">Tetragon lab</h3>
                         <p class="tools__item-description">Try out the Introduction to Tetragon lab</p>
@@ -430,9 +430,9 @@ <h3 class="tools__item-title">Tetragon lab</h3>
                     </a>
                 </li>
                 <li class="tools__item">
-                    <a class="tools__link" href="/docs/getting-started/">
+                    <a class="tools__link" href="https://labs.iximiuz.com/tutorials/introduction-to-tetragon" target="_blank" rel="noopener noreferrer">
                         <img src="/svgs/promo-astronomy.svg" width="64" height="64" loading="lazy" alt="telescope"/>
-                        <h3 class="tools__item-title">Exploring Tetragon</h3>
+                        <h3 class="tools__item-title">Exploring Tetragon Lab</h3>
                         <p class="tools__item-description">A Security Observability Tool for Kubernetes, Docker, and
                             Linux</p>
                         <span class="button button--text">
@@ -453,7 +453,7 @@ <h3 class="tools__item-title">Exploring Tetragon</h3>
 
     <div class="videos">
         <h2 class="title videos__title">
-            Watch videos on Tetragon technology
+            Watch videos on Tetragon 
             <a class="button button--text" href="/docs/resources#conference-talks">
                 Show all videos
                 <svg width="13" height="12" viewBox="0 0 13 12" fill="none" xmlns="http://www.w3.org/2000/svg"