Bump go.opentelemetry.io/collector/config/configcompression in /testbed

Bumps [go.opentelemetry.io/collector/config/configcompression](https://github.com/open-telemetry/opentelemetry-collector) from 0.82.0 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@v0.82.0...pdata/v1.21.0)

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

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

testbed/go.mod

@@ -28,10 +28,10 @@ require (
 	github.com/prometheus/common v0.44.0
 	github.com/prometheus/prometheus v0.44.0
 	github.com/shirou/gopsutil/v3 v3.23.6
-	github.com/stretchr/testify v1.8.4
+	github.com/stretchr/testify v1.10.0
 	go.opentelemetry.io/collector v0.82.0
 	go.opentelemetry.io/collector/component v0.82.0
-	go.opentelemetry.io/collector/config/configcompression v0.82.0
+	go.opentelemetry.io/collector/config/configcompression v1.21.0
 	go.opentelemetry.io/collector/config/configgrpc v0.82.0
 	go.opentelemetry.io/collector/config/confighttp v0.82.0
 	go.opentelemetry.io/collector/config/confignet v0.82.0
@@ -237,7 +237,7 @@ require (
 	go.opentelemetry.io/otel/trace v1.16.0 // indirect
 	go.opentelemetry.io/proto/otlp v0.19.0 // indirect
 	go.uber.org/atomic v1.11.0 // indirect
-	go.uber.org/goleak v1.2.1 // indirect
+	go.uber.org/goleak v1.3.0 // indirect
 	golang.org/x/crypto v0.11.0 // indirect
 	golang.org/x/exp v0.0.0-20230510235704-dd950f8aeaea // indirect
 	golang.org/x/mod v0.12.0 // indirect