Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Author: zingo

zephyr/samples/hello-executorch/README.md

@@ -19,7 +19,7 @@ The auto-export path is controlled by these Kconfig options:
   trigger reconfigure when changed.
 
 The sample sets a default Cortex-M exporter in `prj.conf` and overrides it in
-board-specific `boards/*.conf` files for the Corstone™ FVP one Ethos-U boards.
+board-specific `boards/*.conf` files for the Corstone™ FVP and Ethos-U boards.
 
 You can also bypass auto-export entirely and point the build at a prebuilt model
 with `-DET_PTE_FILE_PATH=<model>.pte`.