bump packages; fix tests broken by Mockito

[ghost]

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[duckth]

lgtm when format is fix

[codecov[bot]]

Codecov Report

Merging #501 (a39735d) into develop (a493510) will decrease coverage by 0.39%. The diff coverage is 100.00%.

@@             Coverage Diff             @@
##           develop     #501      +/-   ##
===========================================
- Coverage    79.96%   79.58%   -0.39%     
===========================================
  Files          115      114       -1     
  Lines         1218     1195      -23     
===========================================
- Hits           974      951      -23     
  Misses         244      244              

Flag	Coverage Δ
unittests	79.58% <100.00%> (-0.39%)	:arrow_down:

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Files Changed	Coverage Δ
lib/utils/throttler.dart	100.00% <100.00%> (ø)