lint fix

Dockerfile

@@ -206,8 +206,8 @@ RUN mkdir -p /usr/src/awsclizip "${LABKEY_HOME}/awsclibin" "${LABKEY_HOME}/aws-c
     && chown -R labkey:labkey "${LABKEY_HOME}/awsclibin" "${LABKEY_HOME}/aws-cli"
 
 # install datadog tracing agent
-RUN mkdir -p datadog
-RUN curl -Lo datadog/dd-java-agent.jar https://dtdg.co/latest-java-tracer
+RUN mkdir -p datadog \
+    && wget -q -O datadog/dd-java-agent.jar https://dtdg.co/latest-java-tracer
 
 # refrain from using shell significant characters in HEALTHCHECK_HEADER_*
 ENV HEALTHCHECK_INTERVAL="6s" \