fix(doc): Update LTS patch release notes

readme.md

@@ -175,7 +175,7 @@ Below is a table showing the mapping of the LTS branches to the packages release
 
 | Release | Github Branch | LTS Status | LTS Start Date | Maintenance End Date | Removed Date |
 | :-----------: | :-----------: | :--------: | :------------: | :------------------: | :----------: |
-| [2021-8-6](https://github.com/Azure/azure-iot-sdk-csharp/releases/tag/lts_2020-8-19_patch2)  | [lts_2020_08](https://github.com/Azure/azure-iot-sdk-csharp/tree/lts_2020_08)   | Active      | 2021-08-06     | 2021-08-19           | 2023-08-19   |
+| [2021-8-10](https://github.com/Azure/azure-iot-sdk-csharp/releases/tag/lts_2020-8-19_patch2)  | [lts_2020_08](https://github.com/Azure/azure-iot-sdk-csharp/tree/lts_2020_08)   | Active      | 2021-08-10     | 2021-08-19           | 2023-08-19   |
 | [2020-9-23](https://github.com/Azure/azure-iot-sdk-csharp/releases/tag/lts_2020-8-19_patch1)  | [lts_2020_08](https://github.com/Azure/azure-iot-sdk-csharp/tree/lts_2020_08)   | Active      | 2020-09-23     | 2021-08-19           | 2023-08-19   |
 | [2020-8-19](https://github.com/Azure/azure-iot-sdk-csharp/releases/tag/lts_2020-8-19)         | [lts_2020_08](https://github.com/Azure/azure-iot-sdk-csharp/tree/lts_2020_08)   | Active      | 2020-08-19     | 2021-08-19           | 2023-08-19   |
 | [2020-4-3](https://github.com/Azure/azure-iot-sdk-csharp/releases/tag/lts_2020-1-31_patch1)  | [lts_2020_01](https://github.com/Azure/azure-iot-sdk-csharp/tree/lts_2020_01)   | Deprecated | 2020-04-03     | 2021-01-30           | 2023-01-30   |