[test: add test cases for taos shell]

tests/system-test/fulltest.sh

 #!/bin/bash
 set -e
 
-#python3 ./test.py -f 0-others/taosShell.py
+python3 ./test.py -f 0-others/taosShell.py
 
 
 #python3 ./test.py -f 2-query/between.py