src: Fix various spelling and whitespace issues.

This fixes some spelling and whitespace issues that I came across
while working on various things in the tree.

There are no functional changes.

Change-Id: I33bc77282f2f94a1fc5f1bc713e44f72db20c1ab
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/13016
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
6 files changed