cscope: skip in tree out directory
cscope: skip in tree out directory

By default if nothing is specified OP-TEE is built keeping the output under
the directory "out" in the source tree. With this patch the cscope database
will not include those files.

Reviewed-by: Joakim Bech <741f90e2a7f4d9afbad8bd50be20560f4cf38962@linaro.org>
Signed-off-by: Jens Wiklander <7706914404370d7502c27a0eff493dcf491feb51@linaro.org>

pascal-brand-st-dev/optee_os,pascal-brand-st-dev/optee_os,pascal-brand-st-dev/optee_os,pascal-brand-st-dev/optee_os,pascal-brand-st-dev/optee_os