<enh>[tools]: taosdump code cleanup (#11321)

* [TD-14540]<impr>: taosdump code cleanup

* update taos-tools

* refine 5-taos-tools/taosdump/taosdumpTestInspect.py

* [TD-14540]<impr>: refine tools/taosdumpTest2.py

* remove a few unused checks

tests/pytest/tools/taosdumpTest2.py

@@ -92,8 +92,8 @@ class TDTestCase:
             binPath)
 
         tdSql.execute("drop database db")
-        tdSql.query("show databases")
-        tdSql.checkRows(0)
+#        tdSql.query("show databases")
+#        tdSql.checkRows(0)
 
         os.system("%s -i ./taosdumptest/tmp -y" % binPath)