Merge pull request #200078 from ntrogh/alt-toc-rest-api

[Azure Load Testing] Add REST API link to ToC & landing page

Author: PMEds28

articles/load-testing/index.yml

@@ -106,5 +106,7 @@ landingContent:
     linkLists:
       - linkListType: reference
         links:
+        - text: REST API
+          url: /rest/api/loadtesting/
         - text: Test configuration YAML
           url: reference-test-config-yaml.md

articles/load-testing/toc.yml

@@ -65,6 +65,8 @@
       href: monitor-load-testing.md
 - name: Reference
   items:
+    - name: REST API
+      href: /rest/api/loadtesting/
     - name: Test configuration YAML
       href: reference-test-config-yaml.md
     - name: Monitor data reference