Add context to RunBinary interface

[khanhtc1202]

What this PR does:

Add context to the RunBinary interface to have more control.
Also, add test for the DownloadBinary function.

Why we need it:

Instead of context.Background, use context passed by the run binary caller side would gain the caller more control on the binary lifecycle.

Which issue(s) this PR fixes:

Part of #4980
Follows #5361

Does this PR introduce a user-facing change?:

• How are users affected by this change:
• Is this breaking change:
• How to migrate (if breaking change):

[codecov]

Codecov Report

Attention: Patch coverage is 40.00000% with 3 lines in your changes missing coverage. Please review.

Project coverage is 25.72%. Comparing base (b2b9148) to head (a6fbcd4).
Report is 7 commits behind head on master.

Files with missing lines	Patch %	Lines
pkg/app/launcher/cmd/launcher/launcher.go	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5384      +/-   ##
==========================================
- Coverage   25.82%   25.72%   -0.11%     
==========================================
  Files         445      446       +1     
  Lines       47859    48141     +282     
==========================================
+ Hits        12361    12382      +21     
- Misses      34536    34787     +251     
- Partials      962      972      +10     

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[Warashi]

LGTM 👍🏻