[CONSUL-382] Support openssl in unique test dockerfile (#43)

build-support-windows/Dockerfile-consul-dev-windows

@@ -14,6 +14,8 @@ RUN tar -xf fortio.zip -C fortio
 # Copy envoy.exe from FROM envoyproxy/envoy-windows:${ENVOY_VERSION}
 COPY --from=envoy ["C:/Program Files/envoy/", "C:/envoy/"]
 
+RUN choco install openssl -yf
+
 EXPOSE 8300
 EXPOSE 8301 8301/udp 8302 8302/udp
 EXPOSE 8500 8600 8600/udp
@@ -23,4 +25,4 @@ EXPOSE 19000 19001 19002 19003 19004
 EXPOSE 21000 21001 21002 21003 21004
 EXPOSE 5000 1234 2345
 
-RUN SETX /M path "%PATH%;C:\consul;C:\envoy;C:\fortio;C:\Program Files\Git\bin"
+RUN SETX /M path "%PATH%;C:\consul;C:\envoy;C:\fortio;C:\Program Files\Git\bin;C:\Program Files\OpenSSL-Win64\bin"