[U-Boot] [PATCH 35/53] binman: Update the _testing entry to support shrinkage

[sjg at google.com]

Sometimes entries shrink after packing. As a start towards supporting
this, update the _testing entry to handle the test case.

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

 tools/binman/etype/_testing.py | 25 +++++++++++++++++++------
 tools/binman/ftest.py          | 16 ++++++++--------
 2 files changed, 27 insertions(+), 14 deletions(-)

Applied to u-boot-dm, thanks!