Remove codespellfile setting from .checkpatch

codespellfile argument shall only be set if using custom dictionary
else the default codespell dictionary is used installed in the
environment. Added static analysis tools to requirements.txt.

Signed-off-by: Gabor Toth <gabor.toth2@arm.com>
Change-Id: I123fdc6a67bf86c0840b00530f9e65d0179adae7
2 files changed