nitro_enclaves: Add fixes for checkpatch spell check reports

Fix the typos in the words spelling as per the checkpatch script
reports.

Reviewed-by: George-Aurelian Popescu <popegeo@amazon.com>
Signed-off-by: Andra Paraschiv <andraprs@amazon.com>
Link: https://lore.kernel.org/r/20210827154930.40608-7-andraprs@amazon.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>