Fixes cc build path in fhir-examples//README.md per https://github.com/google/fhir-examples/issues/8
Fixes cc build path in fhir-examples//README.md per https://github.com/google/fhir-examples/issues/8

PiperOrigin-RevId: 333668157

google/fhir-examples,google/fhir-examples,google/fhir-examples,google/fhir-examples,google/fhir-examples