Updates for cloud semantic conventions

[jrcamp]

cloud.infrastructure_service -> cloud.platform
cloud.zone -> cloud.availability_zone

These changes were made in:

open-telemetry/opentelemetry-specification#1495
open-telemetry/opentelemetry-specification#1530

Will make changes in contrib next.

[codecov]

Codecov Report

Merging #2809 (7a1e77a) into main (09f29af) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main    #2809   +/-   ##
=======================================
  Coverage   91.66%   91.67%           
=======================================
  Files         293      293           
  Lines       15629    15635    +6     
=======================================
+ Hits        14327    14333    +6     
  Misses        891      891           
  Partials      411      411           

Impacted Files	Coverage Δ
internal/goldendataset/resource_generator.go	98.26% <100.00%> (ø)
translator/conventions/opentelemetry.go	100.00% <100.00%> (ø)
translator/internaldata/oc_to_resource.go	100.00% <100.00%> (ø)
translator/internaldata/resource_to_oc.go	94.11% <100.00%> (+0.17%)	⬆️

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