Display build all test failing due to conflicting nodelabel for `m5stack_atoms3`

[danieldegrasse]

Describe the bug
The display build all test (tests/drivers/build_all/display) is failing for the m5stack_atoms3/esp32s3/procpu due to a conflicting nodelabel within the test's application overlay.

Please also mention any information which could help others to understand
the problem you're facing:

• What target platform are you using? m5stack_atoms3/esp32s3/procpu

To Reproduce
Steps to reproduce the behavior:

1. west build -p -b m5stack_atoms3/esp32s3/procpu tests/drivers/build_all/display -T drivers.display.build.default
2. CMake fails during DTS stage

Impact
Blocking CI

Logs and console output

CMake Error at /home/danieldegrasse/zephyr/zephyrproject/zephyr/cmake/modules/dts.cmake:303 (execute_process):
  execute_process failed command indexes:

    1: "Child return code: 1"

Call Stack (most recent call first):
  /home/danieldegrasse/zephyr/zephyrproject/zephyr/cmake/modules/zephyr_default.cmake:133 (include)
  /home/danieldegrasse/zephyr/zephyrproject/zephyr/share/zephyr-package/cmake/ZephyrConfig.cmake:66 (include)
  /home/danieldegrasse/zephyr/zephyrproject/zephyr/share/zephyr-package/cmake/ZephyrConfig.cmake:92 (include_boilerplate)
  CMakeLists.txt:4 (find_package)