Update changelog for 2025.8.2

Author: jesserockz

content/changelog/2025.8.0.md

@@ -178,6 +178,21 @@ or advanced configurations may need updates.
 
 </details>
 
+## Release 2025.8.2 - August 29
+
+<details open>
+<summary></summary>
+
+- [wifi] Fix reconnection failures after adapter restart by not clearing netif pointers [esphome#10458](https://github.com/esphome/esphome/pull/10458) by [@bdraco](https://github.com/bdraco)
+- [mipi_spi] Fix dimensions [esphome#10443](https://github.com/esphome/esphome/pull/10443) by [@clydebarrow](https://github.com/clydebarrow)
+- [i2c] Perform register reads as single transactions [esphome#10389](https://github.com/esphome/esphome/pull/10389) by [@clydebarrow](https://github.com/clydebarrow)
+- [wifi] Fix retry with hidden networks. [esphome#10445](https://github.com/esphome/esphome/pull/10445) by [@clydebarrow](https://github.com/clydebarrow)
+- Fix AttributeError when uploading OTA to offline OpenThread devices [esphome#10459](https://github.com/esphome/esphome/pull/10459) by [@bdraco](https://github.com/bdraco)
+- [rtttl] Fix RTTTL for speakers [esphome#10381](https://github.com/esphome/esphome/pull/10381) by [@fortuna](https://github.com/fortuna)
+- [esphome] Fix OTA watchdog resets by validating all magic bytes before blocking [esphome#10401](https://github.com/esphome/esphome/pull/10401) by [@bdraco](https://github.com/bdraco)
+
+</details>
+
 ## Full list of changes
 
 ### New Features