Bump go.opentelemetry.io/collector/config/confignet

Bumps [go.opentelemetry.io/collector/config/confignet](https://github.com/open-telemetry/opentelemetry-collector) from 0.80.0 to 1.21.0.
- [Release notes](https://github.com/open-telemetry/opentelemetry-collector/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-collector/blob/main/CHANGELOG-API.md)
- [Commits](open-telemetry/opentelemetry-collector@v0.80.0...pdata/v1.21.0)

---
updated-dependencies:
- dependency-name: go.opentelemetry.io/collector/config/confignet
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

receiver/memcachedreceiver/go.mod

@@ -7,10 +7,10 @@ require (
 	github.com/grobie/gomemcache v0.0.0-20180201122607-1f779c573665
 	github.com/open-telemetry/opentelemetry-collector-contrib/internal/coreinternal v0.80.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/pkg/pdatatest v0.80.0
-	github.com/stretchr/testify v1.8.4
+	github.com/stretchr/testify v1.10.0
 	github.com/testcontainers/testcontainers-go v0.20.1
 	go.opentelemetry.io/collector/component v0.80.0
-	go.opentelemetry.io/collector/config/confignet v0.80.0
+	go.opentelemetry.io/collector/config/confignet v1.21.0
 	go.opentelemetry.io/collector/confmap v0.80.0
 	go.opentelemetry.io/collector/consumer v0.80.0
 	go.opentelemetry.io/collector/pdata v1.0.0-rcv0013
@@ -64,7 +64,6 @@ require (
 	go.opentelemetry.io/otel/metric v1.16.0 // indirect
 	go.opentelemetry.io/otel/trace v1.16.0 // indirect
 	go.uber.org/atomic v1.10.0 // indirect
-	go.uber.org/goleak v1.2.1 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/net v0.11.0 // indirect
 	golang.org/x/sys v0.9.0 // indirect