FAPI: Ensure default config adheres to JSON spec
FAPI: Ensure default config adheres to JSON spec

Remove a trailing comma from the last line of the default FAPI config
file, making it valid JSON.

Fixes: #1650

Signed-off-by: John Andersen <3874c65cfcc74fc62edb55fddbe41f33693e4549@intel.com>

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