binman: Ignore hash*, signature* nodes in sections

Switch to str.startswith for matching like the FIT etype does since the
current version doesn't ignore 'hash-1', 'hash-2', etc.

Signed-off-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
3 files changed