Update module go.opentelemetry.io/contrib/zpages to v0.48.0 (#9570)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[go.opentelemetry.io/contrib/zpages](https://github.com/open-telemetry/opentelemetry-go-contrib)
| `v0.47.0` -> `v0.48.0` |
[![age](https://developer.mend.io/api/mc/badges/age/go/go.opentelemetry.io%2fcontrib%2fzpages/v0.48.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
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|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/go/go.opentelemetry.io%2fcontrib%2fzpages/v0.47.0/v0.48.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
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|

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extension/zpagesextension/go.mod

@@ -9,7 +9,7 @@ require (
 	go.opentelemetry.io/collector/config/confignet v0.94.1
 	go.opentelemetry.io/collector/confmap v0.94.1
 	go.opentelemetry.io/collector/extension v0.94.1
-	go.opentelemetry.io/contrib/zpages v0.47.0
+	go.opentelemetry.io/contrib/zpages v0.48.0
 	go.opentelemetry.io/otel/metric v1.23.1
 	go.opentelemetry.io/otel/sdk v1.23.1
 	go.opentelemetry.io/otel/trace v1.23.1