message: Update indy-sdk/doc/rhel-build.md
  fixed ci/amazon.dockerfile link
diff: RUST_TEST_THREADS=1 TEST_POOL_IP=10.0.0.2 cargo test
  ```
  -See [ci/amazon.dockerfile](https://github.com/hyperledger/indy-sdk/tree/master/ci/amazon.dockerfile) for example of Amazon Linux based environment creation in Docker.
  \ No newline at end of file
  +See [ci/amazon.dockerfile](https://github.com/hyperledger/indy-sdk/blob/master/libindy/ci/amazon.dockerfile) for example of Amazon Linux based environment creation in Docker.
  