build_helper_configs.py: Add config_debug_PSA_API_nolib

Differs from config_debug_PSA_API only in:
    "lib_model":        [False]

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Change-Id: I122e5bf0b90bcccc18df5546555318dbb6f17dde
1 file changed