test: valgrind case

tests/script/tsim/valgrind/basic1.sim

@@ -47,7 +47,7 @@ sql insert into ct1 values(now+0s, 10, 2.0, 3.0)
 sql insert into ct1 values(now+1s, 11, 2.1, 3.1)(now+2s, -12, -2.2, -3.2)(now+3s, -13, -2.3, -3.3)
 
 print =============== step6: select data
-#sql select * from ct1
+sql select * from ct1
 #sql select * from stb
 
 _OVER:

tests/script/tsim/valgrind/checkError2.sim

@@ -37,10 +37,10 @@ endi
 
 print =============== step3: create show table
 sql create table ct1 using stb tags(1000)
-#sql show tables
-#if $rows != 1 then 
-#  return -1
-#endi
+sql show tables
+if $rows != 1 then 
+  return -1
+endi
 
 print =============== step5: insert data
 sql insert into ct1 values(now+0s, 10, 2.0, 3.0)