fix: AlterCollection unable to modify ConsistencyLevel

[JsDove]

fix: AlterCollection unable to modify ConsistencyLevel
issue: #39707

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[codecov]

Codecov Report

Attention: Patch coverage is 80.95238% with 4 lines in your changes missing coverage. Please review.

Project coverage is 80.15%. Comparing base (cd56d64) to head (e66df5c).
Report is 13 commits behind head on master.

Files with missing lines	Patch %	Lines
internal/rootcoord/alter_collection_task.go	75.00%	4 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           master   #39708       +/-   ##
===========================================
+ Coverage   69.39%   80.15%   +10.76%     
===========================================
  Files         302     1476     +1174     
  Lines       27077   204342   +177265     
===========================================
+ Hits        18790   163794   +145004     
- Misses       8287    34704    +26417     
- Partials        0     5844     +5844     

Components	Coverage Δ
Client	79.44% <ø> (∅)
Core	69.39% <ø> (ø)
Go	81.89% <80.95%> (∅)

Files with missing lines	Coverage Δ
internal/rootcoord/create_collection_task.go	90.54% <100.00%> (ø)
internal/rootcoord/alter_collection_task.go	54.57% <75.00%> (ø)

... and 1172 files with indirect coverage changes

[JsDove]

rerun ut

[JsDove]

rerun ut