[PATCH 4/8] binman: Add a function to check for special section nodes

[Simon Glass]

This appears in two places in the code. Use a shared function instead.

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

 tools/binman/etype/fit.py     |  3 +--
 tools/binman/etype/section.py | 13 ++++++++++++-
 2 files changed, 13 insertions(+), 3 deletions(-)

Applied to u-boot-dm, thanks!