Dockerfile.pyth_relay: typo

Author: Stan Drozd

third_party/pyth/p2w-relay/Dockerfile.pyth_relay

@@ -9,7 +9,8 @@ RUN addgroup -S pyth -g 10001 && adduser -S pyth -G pyth -u 10001
 RUN chown -R pyth:pyth .
 USER pyth
 
-ADD --chown=pyth:pyth target-chains/ethereum/ target-chains/ethereum
+WORKDIR ${BASE_PATH}/target-chains/ethereum
+ADD --chown=pyth:pyth target-chains/ethereum/ .
 RUN npm install && npm run build
 
 USER root