fix(deps): update module go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp to v0.51.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp	v0.50.0 -> v0.51.0

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[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.98%. Comparing base (58b2f42) to head (1e5bca6).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3206   +/-   ##
=======================================
  Coverage   78.98%   78.98%           
=======================================
  Files          88       88           
  Lines        3403     3403           
=======================================
  Hits         2688     2688           
  Misses        641      641           
  Partials       74       74           

Flag	Coverage Δ
Linux	80.04% <ø> (ø)
Windows	75.22% <ø> (ø)
macOS	?

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