Update time range for rca workbench step

Author: tomglenn

rca-demo/unstyled.html

@@ -43,7 +43,7 @@ <h2>Section 2: Go to the RCA Workbench</h2>
             <ul>
                 <li class="interactive"
                     data-targetaction="navigate"
-                    data-reftarget="/a/grafana-asserts-app/assertions?start=1759049400000&end=1759057200000&search=productcatalogservice%20connected%20services&view=BY_ENTITY"
+                    data-reftarget="/a/grafana-asserts-app/assertions?start=1759222872683&end=1759228903317&search=productcatalogservice%20connected%20services&view=BY_ENTITY"
                     data-verify="on-page:/a/grafana-asserts-app/assertions">
                     Open the RCA workbench at the prepared time range and filter.
                 </li>