Add XIAO nRF52840 + Wio SX1262 DIY Variant (#5976)

* added xiao nRF52840 + xiao wio sx1262 DIY variant

* fix path / make buildy buildy

* pcf cruft from personal hw

---------

Co-authored-by: Ben Meadors <benmmeadors@gmail.com>

variants/diy/platformio.ini

@@ -70,6 +70,20 @@ lib_deps =
   ${nrf52840_base.lib_deps}
 debug_tool = jlink
 
+; Seeed XIAO nRF52840 + XIAO Wio SX1262 DIY
+[env:seeed-xiao-nrf52840-wio-sx1262]
+board = xiao_ble_sense
+extends = nrf52840_base
+board_level = extra
+build_flags = ${nrf52840_base.build_flags} -Ivariants/diy/seeed-xiao-nrf52840-wio-sx1262 -D PRIVATE_HW
+  -Isrc/platform/nrf52/softdevice -Isrc/platform/nrf52/softdevice/nrf52
+  -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m4/fpv4-sp-d16-hard"
+board_build.ldscript = src/platform/nrf52/nrf52840_s140_v7.ld
+build_src_filter = ${nrf52_base.build_src_filter} +<../variants/diy/seeed-xiao-nrf52840-wio-sx1262>
+lib_deps =
+  ${nrf52840_base.lib_deps}
+debug_tool = jlink
+
 ; NanoVHF T-Energy-S3 + E22(0)-xxxM - DIY
 [env:t-energy-s3_e22]
 extends = esp32s3_base
@@ -86,4 +100,4 @@ build_flags =
   -D BOARD_HAS_PSRAM
   -D ARDUINO_USB_MODE=0
   -D ARDUINO_USB_CDC_ON_BOOT=1
-  -I variants/diy/t-energy-s3_e22
+  -I variants/diy/t-energy-s3_e22