[PATCH v4 11/83] buildman: Warn about dangling maintainer entries

[Simon Glass]

Other than the top-level MAINTAINERS file, all maintainer entries should
actually reference a target. Add a warning to detect those that do not.

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

Changes in v4:
- Reword the warning message

Changes in v3:
- Add new patch to warn about dangling maintainer entries

 tools/buildman/boards.py    | 21 ++++++++++++++++-----
 tools/buildman/func_test.py |  9 ++++++---
 2 files changed, 22 insertions(+), 8 deletions(-)

Applied to u-boot-dm, thanks!