[Draft] Chase Duplicate Of links when filing ADO bugs

[Porges]

Chase Duplicate Of links when updating bugs, so we always update the main bug in question.

⚠️ This code is hypothetical and has not been tested or even run.

[codecov-commenter]

Codecov Report

Merging #2526 (f0dd564) into main (d36ecf9) will increase coverage by 5.57%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #2526      +/-   ##
==========================================
+ Coverage   29.99%   35.57%   +5.57%     
==========================================
  Files         289      135     -154     
  Lines       35487    17101   -18386     
==========================================
- Hits        10645     6083    -4562     
+ Misses      24842    11018   -13824     

Impacted Files	Coverage Δ
src/agent/coverage/src/test.rs	92.85% <0.00%> (-7.15%)	⬇️
src/agent/coverage/src/code.rs	8.29% <0.00%> (-6.12%)	⬇️
src/agent/onefuzz/src/machine_id.rs	51.21% <0.00%> (-5.63%)	⬇️
src/agent/onefuzz/src/sanitizer.rs	69.69% <0.00%> (-2.91%)	⬇️
src/agent/onefuzz-agent/src/worker/tests.rs	99.10% <0.00%> (-0.11%)	⬇️
src/agent/onefuzz/src/asan.rs	0.00% <0.00%> (ø)
src/agent/coverage/src/cache.rs	0.00% <0.00%> (ø)
src/agent/onefuzz-agent/src/setup.rs	0.00% <0.00%> (ø)
src/agent/onefuzz-agent/src/reboot.rs	0.00% <0.00%> (ø)
src/agent/onefuzz/src/input_tester.rs	0.00% <0.00%> (ø)
... and 165 more

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[Porges]

@tevoinea pointed out that this link name is not guaranteed across different ADO instances. We could probably push this into the config so it can be overridden if needed.