Fix bash syntax

.github/workflows/run-tests.yaml

@@ -60,7 +60,7 @@ jobs:
           export INITIAL_PEERS=/ip4/127.0.0.1/tcp/31337/p2p/QmS9KwZptnVdB9FFV7uGgaTq4sEKBwcYeKZDfSpyKDUd1g
           # ^-- multiaddr in INITIAL_PEERS is determined by --identity_path and --host_maddrs
 
-          until [ -s bootstrap.log ] do; sleep 5; done  # wait for DHT init
+          until [ -s bootstrap.log ]; do sleep 5; done  # wait for DHT init
 
           python -m petals.cli.run_server $MODEL_NAME --adapters $ADAPTER_NAME --torch_dtype float32 --num_blocks 5 \
             --mean_balance_check_period 10 \