Add OpenTelemetry Go to Logging

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

Author: floatdrop

entries/open-telemetry--opentelemetry-go.json

@@ -0,0 +1,6 @@
+{
+  "$schema": "../schema/entry.schema.json",
+  "repo": "open-telemetry/opentelemetry-go",
+  "description": "Vendor-neutral SDK for traces, metrics and logs with OTLP and Prometheus exporters.",
+  "category": "logging"
+}