rebuild-esp32-linux: rebuild-esp32s3-linux-wifi: update buildroot branch

Rebase buildroot to 2025.08.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

Author: jcmvbkbc

rebuild-esp32-linux.sh

@@ -14,7 +14,7 @@ SET_BAUDRATE='-b 1000000'
 
 CTNG_VER=xtensa-fdpic
 CTNG_CONFIG=xtensa-esp32-linux-uclibcfdpic
-BUILDROOT_VER=xtensa-2024.05-fdpic
+BUILDROOT_VER=xtensa-2025.08-fdpic
 BUILDROOT_CONFIG=esp32_defconfig
 ESP_BOOTLOADER_VER=linux-5.1.2
 ESP_BOOTLOADER_CONFIG=sdkconfig.defaults.esp32

rebuild-esp32s3-linux-wifi.sh

@@ -18,7 +18,7 @@ SET_BAUDRATE='-b 2000000'
 
 CTNG_VER=xtensa-fdpic
 CTNG_CONFIG=xtensa-esp32s3-linux-uclibcfdpic
-BUILDROOT_VER=xtensa-2024.08-fdpic
+BUILDROOT_VER=xtensa-2025.08-fdpic
 ESP_HOSTED_VER=ipc-5.1.1
 ESP_HOSTED_CONFIG=sdkconfig.defaults.esp32s3