doc: application-api-guide: excluding drv interface
doc: application-api-guide: excluding drv interface

The input files parsed to generate the ODP platform specific API doc
included (wrongly) part of the drv interface specification.
This led to warning on undefined symbols.
Fixed by restricting imput files to API only.

Signed-off-by: Christophe Milard <99616a981fa4477cda708a70f78076761c0c9f1c@linaro.org>
Reviewed-by: Bill Fischofer <52f3c909d51cc5d355a68a403df6906b3c1a8f83@linaro.org>
Signed-off-by: Maxim Uvarov <db4d16e02ae2d7493db430203537da8b2e34f290@linaro.org>

dkrot/odp,dkrot/odp,dkrot/odp,dkrot/odp