FAPI: Adapt return codes of the test check wrong paths.
FAPI: Adapt return codes of the test check wrong paths.

If a path cannot be mapped to a possible FAPI entity "bad path" will
be returned instead of "path not found".

Signed-off-by: Juergen Repp <03d74050f14a4f4ffcef98e77db067d01b35ed27@sit.fraunhofer.de>

01org/TPM2.0-TSS,01org/tpm2-tss,tpm2-software/tpm2-tss,tpm2-software/tpm2-tss,01org/tpm2-tss,01org/TPM2.0-TSS,01org/TPM2.0-TSS,01org/tpm2-tss,tpm2-software/tpm2-tss,01org/TPM2.0-TSS