nim-waku-bridge: fix RPC port access and RPC script

Signed-off-by: Jakub Sokołowski <jakub@status.im>

ansible/roles/nim-waku-bridge/templates/docker-compose.yml.j2

@@ -23,7 +23,7 @@ services:
       --devp2p-tcp-port={{ nim_waku_bridge_devp2p_port }}
       --nat=extip:{{ nim_waku_bridge_public_address }}
       --rpc
-      --rpc-address={{ nim_waku_bridge_rpc_tcp_addr }}
+      --rpc-address=0.0.0.0
       --rpc-port={{ nim_waku_bridge_rpc_tcp_port }}
       --metrics-server
       --metrics-server-port={{ nim_waku_bridge_metrics_port }}

ansible/roles/nim-waku-bridge/templates/rpc.sh.j2

@@ -28,7 +28,7 @@ PAYLOAD="{
 }"
 
 # The jq script checks if error exists and adjusts exit code.
-curl -f -s -X POST \
+curl -sSf -X POST \
     -H "Content-type:application/json" \
     --data "${PAYLOAD}" \
     "${URL}" | \