fix(adam): test runner should read only stdout if possible

[Malinskiy]

Fixes the issue with the latest Android 31+ and removes the assumption that output of shell requests is UTF-8 encoded

Note: breaking change

[codecov]

Codecov Report

Merging #93 (cbb1d47) into master (27e509b) will decrease coverage by 0.89%.
The diff coverage is 62.99%.

@@             Coverage Diff              @@
##             master      #93      +/-   ##
============================================
- Coverage     81.30%   80.41%   -0.89%     
- Complexity      723      727       +4     
============================================
  Files           142      143       +1     
  Lines          3097     3176      +79     
  Branches        509      542      +33     
============================================
+ Hits           2518     2554      +36     
- Misses          317      358      +41     
- Partials        262      264       +2     

Flag	Coverage Δ
integration	63.85% <57.48%> (-0.67%)	⬇️
unit	71.00% <59.84%> (-0.82%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...inskiy/adam/request/shell/v2/ShellCommandResult.kt	42.10% <35.29%> (-57.90%)	⬇️
...inskiy/adam/request/shell/v1/ShellCommandResult.kt	50.00% <41.66%> (-50.00%)	⬇️
...m/request/shell/v2/ChanneledShellCommandRequest.kt	59.72% <43.13%> (-40.28%)	⬇️
...am/request/shell/AsyncCompatShellCommandRequest.kt	100.00% <100.00%> (ø)
...request/shell/v1/ShellResultResponseTransformer.kt	100.00% <100.00%> (ø)
...y/adam/request/shell/v2/SyncShellCommandRequest.kt	96.00% <100.00%> (ø)
...nskiy/adam/request/testrunner/TestRunnerRequest.kt	93.61% <100.00%> (+3.23%)	⬆️
...m/request/shell/v1/ChanneledShellCommandRequest.kt	85.71% <0.00%> (+7.14%)	⬆️
.../adam/request/device/FetchDeviceFeaturesRequest.kt	100.00% <0.00%> (+33.33%)	⬆️

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