fix sqllogictest

Signed-off-by: jayzhan211 <jayzhan211@gmail.com>

Author: jayzhan211

datafusion/sqllogictest/test_files/explain.slt

@@ -381,10 +381,6 @@ physical_plan
 ProjectionExec: expr=[[[1, 2, 3], [4, 5, 6]] as make_array(make_array(Int64(1),Int64(2),Int64(3)),make_array(Int64(4),Int64(5),Int64(6)))]
 --PlaceholderRowExec
 
-# Testing explain on a table with a map filter, registered in test_context.rs.
-statement ok
-explain select * from table_with_map where int_field > 0
-
 # Explain Struct
 
 query TT