[U-Boot] [PATCH v2 2/6] moveconfig: Allow reading the defconfig list from stdin

[sjg at google.com]

Support passes in a defconfig filename of '-' to read the list from stdin
instead of from a file.

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

Changes in v2: None

 tools/moveconfig.py | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

Applied to u-boot-dm, thanks!