Correct Heltec V3 modem type

Documentation/BUILDING.md

@@ -13,7 +13,7 @@ Firstly, figure out which MCU platform your supported board is based on. The tab
 | LilyGO LoRa32 v2.0 | No link | SX1276/8 | ESP32 | Discontinued? |
 | LilyGO LoRa32 v2.1 |  [Buy here](https://www.lilygo.cc/products/lora3) | SX1276/8 | ESP32 | With and without TCXO |
 | Heltec LoRa32 v2 | No link | SX1276/8 | ESP32 | Discontinued? |
-| Heltec LoRa32 v3 | [Buy here](https://heltec.org/project/wifi-lora-32-v3/) | SX1276/8 | ESP32 | 
+| Heltec LoRa32 v3 | [Buy here](https://heltec.org/project/wifi-lora-32-v3/) | SX1262 | ESP32 | 
 | Homebrew ESP32 boards | | Any supported | ESP32 | This can be any board with an Adafruit Feather (or generic) ESP32 chip |
 
 ### ESP32

README.md

@@ -40,7 +40,7 @@ You must have at least version `2.1.3` of `rnodeconf` installed to update the RN
 | LilyGO LoRa32 v2.0 | No link | SX1276/8 | ESP32 | Discontinued? |
 | LilyGO LoRa32 v2.1 |  [Buy here](https://www.lilygo.cc/products/lora3) | SX1276/8 | ESP32 | With and without TCXO |
 | Heltec LoRa32 v2 | No link | SX1276/8 | ESP32 | Discontinued? |
-| Heltec LoRa32 v3 | [Buy here](https://heltec.org/project/wifi-lora-32-v3/) | SX1276/8 | ESP32 | 
+| Heltec LoRa32 v3 | [Buy here](https://heltec.org/project/wifi-lora-32-v3/) | SX1262 | ESP32 | 
 | Homebrew ESP32 boards | | Any supported | ESP32 | This can be any board with an Adafruit Feather (or generic) ESP32 chip |
 
 It's easy to create your own RNodes from one of the supported development boards and devices. If a device or board you want to use is not yet supported, you are welcome to [join the effort](Documentation/CONTRIBUTING.md) and help create a board definition and pin mapping for it!