docs: update 71 mainnet date (#479)

Author: theekrystallee

hedera/networks/release-notes/services.mdx

@@ -6,9 +6,9 @@ description: "Consensus Node release information"
 Visit the [Hedera status page](https://status.hedera.com/) for the latest versions supported on each network.
 
 ## Release v0.71
-<Info>
-  **MAINNET UPDATE: MARCH 18, 2026**
-</Info>
+<Check>
+  **MAINNET UPDATED: MARCH 18, 2026**
+</Check>
 
 ## Release highlights
 
@@ -174,6 +174,10 @@ Tests
 
 </Accordion>
 
+## Performance Results
+<Frame>
+  ![](/images/networks/release-notes/services/0.71_performance_measurement_results_extract.png)
+</Frame>
 
 ## Release v0.70
 <Check>