chore: move go fake runtime to a library

[LinuxSuRen]

No description provided.

[codecov]

Codecov Report

Merging #389 (5f7bfec) into master (eb7be78) will decrease coverage by 0.84%.
The diff coverage is 94.73%.

@@            Coverage Diff             @@
##           master     #389      +/-   ##
==========================================
- Coverage   61.07%   60.23%   -0.84%     
==========================================
  Files          65       63       -2     
  Lines        3509     3410      -99     
==========================================
- Hits         2143     2054      -89     
+ Misses       1258     1249       -9     
+ Partials      108      107       -1     

Flag	Coverage Δ
unittests	60.23% <94.73%> (-0.84%)	⬇️

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Impacted Files	Coverage Δ
pkg/installer/check.go	38.06% <0.00%> (ø)
pkg/installer/types.go	0.00% <ø> (ø)
pkg/os/apt/asciinema.go	89.28% <ø> (ø)
pkg/os/apt/bash-completion.go	89.28% <ø> (ø)
pkg/os/apt/conntrack.go	89.28% <ø> (ø)
pkg/os/apt/docker.go	12.83% <ø> (ø)
pkg/os/apt/ffmpeg.go	89.28% <ø> (ø)
pkg/os/apt/git.go	100.00% <ø> (ø)
pkg/os/apt/golang.go	88.46% <ø> (ø)
pkg/os/apt/socat.go	89.28% <ø> (ø)
... and 27 more