[U-Boot] [PATCH v2 11/31] binman: Fix up ProcessUpdateContents error and comments

[sjg at google.com]

This function raises an exception with its arguments around the wrong way
so the message is incorrect. Fix this as well as a few minor comment
problems.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v2: None

 tools/binman/entry.py | 8 ++++----
 tools/binman/ftest.py | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

Applied to u-boot-dm, thanks!