firmware: tegra: Fix a typo in Kconfig

A 'n' is mising in 'commuication'

Signed-off-by: Christophe JAILLET <[e-mail]>
Signed-off-by: Thierry Reding <[e-mail]>

drivers/firmware/tegra/Kconfig

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 	  IVC (Inter-VM Communication) protocol is part of the IPC
 	  (Inter Processor Communication) framework on Tegra. It maintains the
-	  data and the different commuication channels in SysRAM or RAM and
+	  data and the different communication channels in SysRAM or RAM and
 	  keeps the content is synchronization between host CPU and remote
 	  processors.