NXP backend: Add NXP backend tutorial page#14850

mergennachin merged 1 commit intopytorch:mainpytorch/executorch:mainfrom

nxp-upstream:feature/nxg10272/EIEX-574-add-nxp-backend-tutorial-pagenxp-upstream/executorch:feature/nxg10272/EIEX-574-add-nxp-backend-tutorial-pageCopy head branch name to clipboard