Merge branch 'docs/correct_firmware_link' into 'release/v2.1.0.0_esp32'

docs: Correct the error about the firmware link

See merge request application/esp-at!537

Author: xcguang

docs/en/AT_Binary_Lists/ESP32_AT_binaries.md

@@ -3,7 +3,7 @@ Released Firmware
 
 ## ESP32-WROOM-32 Series
 
-- v2.1.0.0 [ESP32-WROOM-32_AT_Bin_V2.1.0.0.zip](http://download.espressif.com/esp_at/firmware/ESP32/ESP32_WROOM/ESP32-WROOM-32_AT_Bin_V2.1.0.0zip)
+- v2.1.0.0 [ESP32-WROOM-32_AT_Bin_V2.1.0.0.zip](http://download.espressif.com/esp_at/firmware/ESP32/ESP32_WROOM/ESP32-WROOM-32_AT_Bin_V2.1.0.0.zip)
 - v2.0.0.0 [ESP32-WROOM-32_AT_Bin_V2.0.zip](http://download.espressif.com/esp_at/firmware/ESP32/ESP32_WROOM/ESP32-WROOM-32_AT_Bin_V2.0.zip)
 
 ## ESP32-WROVER-32 Series