Add the required `SYS_CLK_HZ` definition to the suggested cmake output#2022

kilograham merged 1 commit intoraspberrypi:developraspberrypi/pico-sdk:developfrom

andygpz11:fix_cmake_output_add_sys_clkandygpz11/pico-sdk:fix_cmake_output_add_sys_clkCopy head branch name to clipboard