Bump go.opentelemetry.io/otel/exporters/stdout/stdouttrace (#23)

Bumps [go.opentelemetry.io/otel/exporters/stdout/stdouttrace](https://github.com/open-telemetry/opentelemetry-go) from 1.16.0 to 1.21.0.
- [Release notes](https://github.com/open-telemetry/opentelemetry-go/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-go/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-go@v1.16.0...v1.21.0)

---
updated-dependencies:
- dependency-name: go.opentelemetry.io/otel/exporters/stdout/stdouttrace
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -15,7 +15,7 @@ require (
 	go.opentelemetry.io/otel v1.21.0
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.21.0
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.21.0
-	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.16.0
+	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.21.0
 	go.opentelemetry.io/otel/sdk v1.21.0
 	go.opentelemetry.io/otel/trace v1.21.0
 	google.golang.org/grpc v1.59.0

go.sum

@@ -76,8 +76,8 @@ go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.21.0 h1:cl5P5/GIfFh4t6xyruO
 go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.21.0/go.mod h1:zgBdWWAu7oEEMC06MMKc5NLbA/1YDXV1sMpSqEeLQLg=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.21.0 h1:tIqheXEFWAZ7O8A7m+J0aPTmpJN3YQ7qetUAdkkkKpk=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.21.0/go.mod h1:nUeKExfxAQVbiVFn32YXpXZZHZ61Cc3s3Rn1pDBGAb0=
-go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.16.0 h1:+XWJd3jf75RXJq29mxbuXhCXFDG3S3R4vBUeSI2P7tE=
-go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.16.0/go.mod h1:hqgzBPTf4yONMFgdZvL/bK42R/iinTyVQtiWihs3SZc=
+go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.21.0 h1:VhlEQAPp9R1ktYfrPk5SOryw1e9LDDTZCbIPFrho0ec=
+go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.21.0/go.mod h1:kB3ufRbfU+CQ4MlUcqtW8Z7YEOBeK2DJ6CmR5rYYF3E=
 go.opentelemetry.io/otel/metric v1.21.0 h1:tlYWfeo+Bocx5kLEloTjbcDwBuELRrIFxwdQ36PlJu4=
 go.opentelemetry.io/otel/metric v1.21.0/go.mod h1:o1p3CA8nNHW8j5yuQLdc1eeqEaPfzug24uvsyIEJRWM=
 go.opentelemetry.io/otel/oteltest v1.0.0-RC3 h1:MjaeegZTaX0Bv9uB9CrdVjOFM/8slRjReoWoV9xDCpY=