AVRO-XXX: Add anchors to the c++ documentation page (#1068)
AVRO-XXX: Add anchors to the c++ documentation page (#1068)

Co-authored-by: Allen Reese <9cee48935936308bcfd4b1348065410052dfac72@apple.com>
apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro