Set the parameter timestamp_in_logfile_name=false cause log report wrong information for logrotate setups

[henry202108]

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Describe the bug (required)
When set the parameter timestamp_in_logfile_name=false , all the log except the storaged-stderr.log stopped recording and the storaged-stderr.log report the error message "COULD NOT CREATE LOGFILE :No such file or directory"

Your Environments (required)

• OS: uname -a
• Compiler: g++ --version or clang++ --version
• CPU: lscpu
• Commit id (e.g. a3ffc7d8)

Linux 192-168-8-191 3.10.0-1160.36.2.el7.x86_64 #1 SMP Wed Jul 21 11:57:15 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
g++ (GCC) 4.8.5 20150623 (Red Hat 4.8.5-44)

Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1

https://github.com/vesoft-inc/nebula-ent/commit/f8956326d327aa46246da583fa3cbd05e29c5c7d

How To Reproduce(required)

Steps to reproduce the behavior:

1. Step 1
   set the parameter timestamp_in_logfile_name=false in the config file
2. Step 2
   restart the related service
3. Step 3
   tail the log file

Expected behavior
the log file should record information correctly

Additional context