feature: add script for retrying deployment

TheGraph has problems with their IPFS pod, deployments mostly fail at the moment, but maybe they go through if I just keep retrying? Trying this idea out with this script.

Author: jtakalai

packages/network-subgraphs/scripts/deployRetry.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+retries=0
+while true; do
+    echo "Attempting to deploy streamr-amoy-testnet..."
+    npx graph deploy streamr-amoy-testnet -l v1.0.4
+
+    if [ $? -eq 0 ]; then
+        echo "Deployment successful!"
+        exit 0
+    else
+        retries=$((retries + 1))
+        echo "Deployment has failed $retries times. Retrying in 10 minutes..."
+        sleep 600
+    fi
+done