run basic source checks on .{policy,conf} files

Add a few other types of text files to the common file extensions to
check for basic issues, like old license headers.

TEST=run presubmit checks on my seccomp policies with old license text
TEST=`./` passes

Change-Id: I3456962d93374d31985d1ec951a2147c8168d308
Signed-off-by: Brian Norris <>
Reviewed-by: Mike Frysinger <>
1 file changed