Auto resize pvc when only expand volumeClaimTemplates in asts

[ABNER-1]

Ⅰ. Describe what this PR does

Auto resize pvc when only expand volumeClaimTemplates in asts

Ⅱ. Does this pull request fix one issue?

fixes #1699

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

[codecov]

Codecov Report

Attention: Patch coverage is 77.77778% with 2 lines in your changes missing coverage. Please review.

Project coverage is 49.19%. Comparing base (0d0031a) to head (2379fe1).
Report is 92 commits behind head on master.

Files with missing lines	Patch %	Lines
pkg/controller/statefulset/stateful_set_control.go	77.77%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1714      +/-   ##
==========================================
+ Coverage   47.91%   49.19%   +1.27%     
==========================================
  Files         162      191      +29     
  Lines       23491    19600    -3891     
==========================================
- Hits        11256     9642    -1614     
+ Misses      11014     8701    -2313     
- Partials     1221     1257      +36     

Flag	Coverage Δ
unittests	49.19% <77.77%> (+1.27%)	⬆️

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[APPROVALNOTIFIER] This PR is NOT APPROVED

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[zmberg]

/lgtm