fix

Author: xiedeyantu

datafusion/sqllogictest/test_files/explain.slt

@@ -542,7 +542,7 @@ set datafusion.explain.format = "xxx";
 statement ok
 set datafusion.explain.format = "tree";
 
-query TT
+query TT 
 EXPLAIN VERBOSE SELECT a, b, c FROM simple_explain_test
 ----
 initial_logical_plan