fix: add missing USE_SX1262 for TBeam 1W

variants/lilygo_tbeam_1w/platformio.ini

@@ -10,6 +10,7 @@ build_flags =
 
   ; Radio - SX1262 with high-power PA (32dBm max output)
   ; Note: Set SX1262 output to 22dBm max, external PA provides additional gain
+  -D USE_SX1262
   -D RADIO_CLASS=CustomSX1262
   -D WRAPPER_CLASS=CustomSX1262Wrapper
   -D P_LORA_DIO_1=1