Fix other bad tests

Author: alexey-milovidov

tests/queries/0_stateless/01509_check_many_parallel_quorum_inserts_long.sh

@@ -32,7 +32,7 @@ for i in $(seq 1 $NUM_REPLICAS); do
 
         # Note: making 30 connections simultaneously is a mini-DoS when server is build with sanitizers and CI environment is overloaded.
         # That's why we repeat "socket timeout" errors.
-        thread $i $a 2>&1 | grep -v -P 'SOCKET_TIMEOUT|NETWORK_ERROR|^$' &
+        thread $i $a 2>&1 | tr '\n' ' ' | grep -v -P 'SOCKET_TIMEOUT|NETWORK_ERROR|^$' &
     done
 done
 

tests/queries/0_stateless/03237_create_or_replace_view_atomically_with_atomic_engine.sh

@@ -23,7 +23,7 @@ export -f create_or_replace_view_thread;
 function select_view_thread
 {
     for _ in {1..20}; do
-        $CLICKHOUSE_CLIENT --query "SELECT * FROM ${CLICKHOUSE_DATABASE}_db.test_view FORMAT NULL"  | grep -v -P 'Code: (60|741)'
+        $CLICKHOUSE_CLIENT --query "SELECT * FROM ${CLICKHOUSE_DATABASE}_db.test_view FORMAT NULL" 2>&1 | tr '\n' ' ' | grep -v -P 'Code: (60|741)'
     done
 }
 export -f select_view_thread;