tree 10f5017ecf731a5faa84e3dce29bd05e634aa7a4
parent 00e28f5b56c9775e69c6bac0c2e1457235839050
author Tim Lee <timlee660101@gmail.com> 1706863679 +0800
committer Patrick Williams <patrick@stwcx.xyz> 1707241962 +0000

meta-evb: meta-evb-npcm845: fix build warning for this layer

There is build warning as below:
WARNING: No bb files in default matched BBFILE_PATTERN_evb-npcm845

Due to there is no any bb files in meta-evb-npcm845 layer now.
Add this BBFILE_PATTERN_IGNORE_EMPTY to allow those layers has
no bb files then clear this kind of WARNING messages.

Signed-off-by: Tim Lee <timlee660101@gmail.com>
Change-Id: Ic266ce77e9dff1e068f0c3813f0a0717b2a99c1e