Fix stand-alone build for CI

Tested:
Passed the docker build.

Change-Id: Iaef1907409b34189339fdf5890b69bb018ff1bcd
Signed-off-by: Jason M. Bills <jason.m.bills@linux.intel.com>
diff --git a/.clang-ignore b/.clang-ignore
new file mode 100644
index 0000000..75dfc79
--- /dev/null
+++ b/.clang-ignore
@@ -0,0 +1 @@
+linux/peci-ioctl.h