Add deprecation notice to otelmongo (#5598)

Towards
#5551

First deprecation notice to add for the [Go: Remove unowned modules
project](https://github.com/orgs/open-telemetry/projects/92/views/1). If
merged, this design will be applied to all the other modules we plan to
deprecate.

---------

Co-authored-by: Robert Pająk <[email protected]>

CHANGELOG.md

@@ -47,6 +47,10 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 ### Deprecated
 
 - The `InterceptorFilter` type in `go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc` is deprecated. (#5196)
+- The `go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo` package is deprecated.
+  If you would like to become a Code Owner of this module and prevent it from being removed, see [#5551]. (#5598)
+
+[#5551]: https://github.com/open-telemetry/opentelemetry-go-contrib/issues/5551
 
 ## [1.26.0/0.51.0/0.20.0/0.6.0/0.1.0] - 2024-04-24
 

instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo/doc.go

@@ -12,4 +12,11 @@
 // This code was originally based on the following:
 // - https://github.com/DataDog/dd-trace-go/tree/02f0449efa3cb382d499fadc873957385dcb2192/contrib/go.mongodb.org/mongo-driver/mongo
 // - https://github.com/DataDog/dd-trace-go/tree/v1.23.3/ddtrace/ext
+//
+// Deprecated: otelmongo has no Code Owner.
+// After August 21, 2024, it may no longer be supported and may stop
+// receiving new releases unless a new Code Owner is found. See
+// [this issue] if you would like to become the Code Owner of this module.
+//
+// [this issue]: https://github.com/open-telemetry/opentelemetry-go-contrib/issues/5551
 package otelmongo // import "go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo"

instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo/go.mod

@@ -1,3 +1,4 @@
+// Deprecated: otelmongo has no Code Owner.
 module go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo
 
 go 1.21

instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo/test/mongo_test.go

@@ -14,7 +14,7 @@ import (
 	"go.mongodb.org/mongo-driver/mongo"
 	"go.mongodb.org/mongo-driver/mongo/options"
 
-	"go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo"
+	"go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo" // nolint:staticcheck  // deprecated.
 	"go.opentelemetry.io/contrib/internal/util"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/codes"