update alert info time

[luojiagen]

What this PR does / why we need it:

Which issue this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close that issue when PR gets merged): fixes #

Special notes for your reviewer:

Release note:

[codecov]

Codecov Report

Merging #351 (f3ad701) into hpe_msa (571387e) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff            @@
##           hpe_msa     #351   +/-   ##
========================================
  Coverage    70.31%   70.32%           
========================================
  Files          166      166           
  Lines        16284    16284           
  Branches      2342     2342           
========================================
+ Hits         11450    11451    +1     
  Misses        4125     4125           
+ Partials       709      708    -1     

Impacted Files	Coverage Δ
delfin/drivers/hpe/hpe_msa/ssh_handler.py	65.61% <100.00%> (ø)
delfin/drivers/fake_storage/__init__.py	95.61% <0.00%> (+0.27%)	⬆️