usb: gadget: net2272: clean up comments

Spelling replacements
definiton to definition
acceptible to acceptable
seperately to separately

Signed-off-by: Tom Rix <trix@redhat.com>
Link: https://lore.kernel.org/r/20220419182142.1805918-1-trix@redhat.com


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