Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>

sound/pci/emu10k1/p16v.c

@@ -69,7 +69,7 @@
  *    ADC: Philips 1361T (Stereo 24bit)
  *    DAC: CS4382-K (8-channel, 24bit, 192Khz)
  *
- *  This code was initally based on code from ALSA's emu10k1x.c which is:
+ *  This code was initially based on code from ALSA's emu10k1x.c which is:
  *  Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com>
  *
  *   This program is free software; you can redistribute it and/or modify