[SKIP CI] .github: fail on errors and address space warnings in sparse output

[marc-hb]

sparse does not have a useful exit status so let's use 'grep' instead.

Fixes: #6317

Signed-off-by: Marc Herbert marc.herbert@intel.com

[lgirdwood]

@marc-hb thanks, it now looks like we also have some code to fix

/zep_workspace/zephyr/soc/xtensa/intel_adsp/cavs/multiprocessing.c:73:25: warning: incorrect type in argument 1 (different address spaces)
/zep_workspace/zephyr/soc/xtensa/intel_adsp/common/boot_complete.c:25:15: warning: incorrect type in argument 1 (different address spaces)
/zep_workspace/zephyr/drivers/console/winstream_console.c:58:47: warning: incorrect type in argument 1 (different address spaces)
/zep_workspace/sof/src/audio/eq_fir/eq_fir.c:463:76: warning: incorrect type in argument 3 (different address spaces)
/zep_workspace/sof/src/audio/eq_fir/eq_fir.c:464:76: warning: incorrect type in argument 3 (different address spaces)
/zep_workspace/sof/src/audio/eq_fir/eq_fir.c:485:31: warning: incorrect type in argument 1 (different address spaces)
/zep_workspace/sof/src/audio/eq_fir/eq_fir.c:485:50: warning: incorrect type in argument 2 (different address spaces)
/zep_workspace/sof/src/audio/module_adapter/module_adapter.c:174:56: warning: incorrect type in argument 1 (different address spaces)
/zep_workspace/sof/src/audio/module_adapter/module_adapter.c:274:44: warning: incorrect type in assignment (different address spaces)
/zep_workspace/sof/src/audio/module_adapter/module_adapter.c:286:45: warning: incorrect type in assignment (different address spaces)

[lgirdwood]

@kv2019i @juimonen is someone able to fix the sparse errors for a clean sparse check ?