fix(mysql): set proper context for outgoing queries

[seemk]

Set the proper context for outgoing mysql queries so net and possibly dns instrumentation spans are linked correctly.

[codecov]

Codecov Report

Merging #1140 (e9aac13) into main (dbf37fb) will decrease coverage by 0.10%.
The diff coverage is 100.00%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1140      +/-   ##
==========================================
- Coverage   96.07%   95.97%   -0.11%     
==========================================
  Files          14       17       +3     
  Lines         892     1093     +201     
  Branches      191      221      +30     
==========================================
+ Hits          857     1049     +192     
- Misses         35       44       +9     

Impacted Files	Coverage Δ
...metry-instrumentation-mysql/src/instrumentation.ts	93.60% <100.00%> (ø)
...e/opentelemetry-instrumentation-mysql/src/utils.ts	100.00% <0.00%> (ø)
...tapackages/auto-instrumentations-node/src/utils.ts	98.00% <0.00%> (ø)

[dyladan]

Can you add a test for it?

[seemk]

Can you add a test for it?

Done, not sure if there is a better way to do it instead of stubbing a private method used in the query function. Suggestions welcome 🙂

[rauno56]

Golden, other than the two nits.