ALSA: scarlett2: Return ENOSPC for out-of-bounds flash writes

When writing to flash, return ENOSPC instead of EINVAL if the requested
write would exceed the size of the flash segment.

Signed-off-by: Geoffrey D. Bennett <g@b4.vu>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/3a4af07b0329bed5ffb6994594e4f7bd202aad0f.1727971672.git.g@b4.vu