Add cross-refs to learning center course optimize request latency with profiler (#37741)

Author: kristen-fm

content/en/getting_started/profiler/_index.md

@@ -24,6 +24,9 @@ further_reading:
     - link: "https://learn.datadoghq.com/courses/continuous-profiler-course"
       tag: "Learning Center"
       text: "Diagnose Code Performance Issues with Continuous Profiler"
+    - link: "https://learn.datadoghq.com/courses/profiling-timeline"
+      tag: "Learning Center"
+      text: "Optimize Request Latency with Profiling Timeline"
 
 ---
 

content/en/profiler/_index.md

@@ -49,6 +49,9 @@ further_reading:
     - link: "https://www.datadoghq.com/blog/gitlab-source-code-integration"
       tag: "Blog"
       text: "Troubleshoot faster with the GitLab Source Code integration in Datadog"
+    - link: "https://learn.datadoghq.com/courses/profiling-timeline"
+      tag: "Learning Center"
+      text: "Optimize Request Latency with Profiling Timeline"
 cascade:
     algolia:
         rank: 70

content/en/profiler/enabling/_index.mdoc.md

@@ -40,6 +40,9 @@ further_reading:
     - link: 'profiler/profiler_troubleshooting'
       tag: 'Documentation'
       text: 'Fix problems you encounter while using the profiler'
+    - link: "https://learn.datadoghq.com/courses/profiling-timeline"
+      tag: "Learning Center"
+      text: "Optimize Request Latency with Profiling Timeline"
 ---
 
 <!-- Java -->

content/en/profiler/profile_types.md

@@ -13,6 +13,9 @@ further_reading:
     - link: "https://learn.datadoghq.com/courses/continuous-profiler-course"
       tag: "Learning Center"
       text: "Diagnose Code Performance Issues with Continuous Profiler"
+    - link: "https://learn.datadoghq.com/courses/profiling-timeline"
+      tag: "Learning Center"
+      text: "Optimize Request Latency with Profiling Timeline"
 
 ---