fix: bump @opentelemetry/exporter-metrics-otlp-proto

Bumps [@opentelemetry/exporter-metrics-otlp-proto](https://github.com/open-telemetry/opentelemetry-js) from 0.207.0 to 0.208.0.
- [Release notes](https://github.com/open-telemetry/opentelemetry-js/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-js/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-js@experimental/v0.207.0...experimental/v0.208.0)

---
updated-dependencies:
- dependency-name: "@opentelemetry/exporter-metrics-otlp-proto"
  dependency-version: 0.208.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -21,7 +21,7 @@
 		"@dotcom-reliability-kit/log-error": "^5.1.5",
 		"@dotcom-reliability-kit/logger": "^4.2.5",
 		"@opentelemetry/auto-instrumentations-node": "^0.66.0",
-		"@opentelemetry/exporter-metrics-otlp-proto": "^0.207.0",
+		"@opentelemetry/exporter-metrics-otlp-proto": "^0.208.0",
 		"@opentelemetry/exporter-trace-otlp-proto": "^0.207.0",
 		"@opentelemetry/host-metrics": "^0.36.2",
 		"@opentelemetry/otlp-exporter-base": "^0.207.0",