Remove test case (it doesn't work when using the in-memory mode or when using the MVStore)

h2/src/test/org/h2/test/test-1.3.txt

@@ -9979,8 +9979,3 @@ create table test(id int, name varchar);
 
 insert into test values(5, 'b'), (5, 'b'), (20, 'a');
 > update count: 3
-
-CALL DISK_SPACE_USED('test');
-> DISK_SPACE_USED('test')
-> -----------------------
-> 2048