util/*: Fix final newlines in scripts

Some script files under the `util` directory have no final newline or
multiple final newlines. This is fixed so that an adapted
`util/lint/lint-extended-015-final-newlines` does not bark at them

Change-Id: Icec08f1fc7ea837906653475b7f821aa1a143169
Signed-off-by: Alex Thiessen <alex.thiessen.de+coreboot@gmail.com>
Reviewed-on: https://review.coreboot.org/23324
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Martin Roth <martinroth@google.com>
4 files changed