Remove sys_ptrace dependency

[pingsutw]

Signed-off-by: Kevin Su [email protected]

TL;DR

Remove shared process watcher, and use file watcher by default.

Type

• Bug Fix
• Feature
• Plugin

Are all requirements met?

• Code completed
• Smoke tested
• Unit tests added
• Code documentation added
• Any pending items have an associated Issue

Complete description

Stop exitWatcher if an empty file named SUCCESS isn't present after some amount of time.

Tracking Issue

flyteorg/flyte#2162

Follow-up issue

NA

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[codecov]

Codecov Report

Merging #36 (f691b3b) into master (b1ba2f7) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #36   +/-   ##
=======================================
  Coverage   17.79%   17.79%           
=======================================
  Files           3        3           
  Lines         399      399           
=======================================
  Hits           71       71           
  Misses        315      315           
  Partials       13       13           

Flag	Coverage Δ
unittests	16.80% <ø> (ø)

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