Storage proxy config: use proxy_http_version 1.1
Storage proxy config: use proxy_http_version 1.1

Using proxy_http_version 1.1 prevents storage proxy from buffering
uploaded data.

Signed-off-by: Krzysztof Jaskiewicz <e32efa5aba9750434d7d140e652a05101fef01ed@gmail.com>

GregorioDiStefano/integration,pasinskim/integration,pasinskim/integration,pasinskim/integration,GregorioDiStefano/integration