chore: use tenderly mainnet as backup url

Author: derHowie

sdk/scripts/start-anvil.sh

@@ -3,8 +3,7 @@
 # Source .env but don't fail if variables aren't set
 source .env 2>/dev/null || true
 
-# Default RPC URL if not provided in environment
-FORK_URL=${TENDERLY_RPC_URL:-"https://mainnet.infura.io/v3/9aa3d95b3bc440fa88ea12eaa4456161"}
+FORK_URL=${TENDERLY_RPC_URL:-"https://virtual.mainnet.rpc.tenderly.co/4a300182-608c-491f-8dd0-3e7fe8d2ec52"}
 
 echo "Starting anvil with fork-url: ${FORK_URL}"
 anvil --fork-url "$FORK_URL"