test: restore to default user password

tests/army/cmdline/data/pwdMax.txt

@@ -1 +1 @@
-abcdefghigklmnopqrstuvwxyz@ABC1234567a
+abcdefghigklmnopqrstuvwxyz@ABC1234567aaaaaaaaaaeeeeeeeeeeAAAAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDEEEEEEEEEAAAAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDEEEEEEEEEAAAAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDEEEEEEEEEAAAAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDAAAAEND

tests/army/tools/taosdump/native/taosdumpCommandline.py

@@ -224,10 +224,11 @@ class TDTestCase(TBase):
         
         sql = f"create user dkj pass '{pwd}' "
         tdSql.execute(sql)
-         
+
+        pwd = "taosdata"  
         cmds = [
-            f"-udkj -p{pwd}        -D test -o {tmpdir}",  # command pass
+            f"-uroot -p{pwd}        -D test -o {tmpdir}",  # command pass
-            f"-udkj -p < {pwdFile} -D test -o {tmpdir}"   # input   pass
+            f"-uroot -p < {pwdFile} -D test -o {tmpdir}"   # input   pass
         ]
 
         for cmd in cmds: