fix(deps): update module go.opentelemetry.io/contrib/instrumentation/…

…net/http/otelhttp to v0.47.0 (open-telemetry#30722)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp](https://togithub.com/open-telemetry/opentelemetry-go-contrib)
| `v0.46.1` -> `v0.47.0` |
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|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/go/go.opentelemetry.io%2fcontrib%2finstrumentation%2fnet%2fhttp%2fotelhttp/v0.47.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/go/go.opentelemetry.io%2fcontrib%2finstrumentation%2fnet%2fhttp%2fotelhttp/v0.46.1/v0.47.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
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examples/demo/client/go.mod

@@ -3,7 +3,7 @@ module github.com/open-telemetry/opentelemetry-collector-contrib/examples/demo/c
 go 1.20
 
 require (
-	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.46.1
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.47.0
 	go.opentelemetry.io/otel v1.22.0
 	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v0.45.0
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.22.0

examples/demo/server/go.mod

@@ -3,7 +3,7 @@ module github.com/open-telemetry/opentelemetry-collector-contrib/examples/demo/s
 go 1.20
 
 require (
-	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.46.1
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.47.0
 	go.opentelemetry.io/otel v1.22.0
 	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v0.45.0
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.22.0