fix: wrong streaming mockery package name

[chyezh]

issue: #39095
pr: #39260

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 81.04%. Comparing base (5199415) to head (64cac61).
Report is 6 commits behind head on 2.5.

Additional details and impacted files

@@             Coverage Diff             @@
##              2.5   #39261       +/-   ##
===========================================
+ Coverage   69.58%   81.04%   +11.45%     
===========================================
  Files         297     1400     +1103     
  Lines       26557   196815   +170258     
===========================================
+ Hits        18480   159499   +141019     
- Misses       8077    31694    +23617     
- Partials        0     5622     +5622     

Components	Coverage Δ
Client	78.26% <ø> (∅)
Core	69.58% <ø> (ø)
Go	82.99% <89.83%> (∅)

see 1102 files with indirect coverage changes

[czs007]

/approve
/lgtm

[sre-ci-robot]

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This pull-request has been approved by: chyezh, czs007

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