Upgrade semconv to v1.32.0 in host instrumentation

[MrAlias]

Add integration test to validate what is changing.

Resolve #2755

[codecov]

Codecov Report

Attention: Patch coverage is 93.50649% with 5 lines in your changes missing coverage. Please review.

Project coverage is 82.4%. Comparing base (2f88731) to head (2b46256).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
instrumentation/host/host.go	93.5%	0 Missing and 5 partials ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##            main   #7390     +/-   ##
=======================================
+ Coverage   81.5%   82.4%   +0.8%     
=======================================
  Files        205     205             
  Lines      18075   18085     +10     
=======================================
+ Hits       14747   14904    +157     
+ Misses      2906    2743    -163     
- Partials     422     438     +16     

Files with missing lines	Coverage Δ
instrumentation/host/example/main.go	0.0% <ø> (ø)
instrumentation/host/host.go	76.5% <93.5%> (+76.5%)	⬆️

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[pellared]

Just nit suggestions. Nice work.