TUN-8052: Update go to 1.21.5

Also update golang.org/x/net and google.golang.org/grpc to fix vulnerabilities,
although cloudflared is using them in a way that is not exposed to those risks

vendor/go.opentelemetry.io/otel/codes/codes.go

@@ -23,10 +23,20 @@ import (
 const (
 	// Unset is the default status code.
 	Unset Code = 0
+
 	// Error indicates the operation contains an error.
+	//
+	// NOTE: The error code in OTLP is 2.
+	// The value of this enum is only relevant to the internals
+	// of the Go SDK.
 	Error Code = 1
+
 	// Ok indicates operation has been validated by an Application developers
 	// or Operator to have completed successfully, or contain no error.
+	//
+	// NOTE: The Ok code in OTLP is 1.
+	// The value of this enum is only relevant to the internals
+	// of the Go SDK.
 	Ok Code = 2
 
 	maxCode = 3

vendor/go.opentelemetry.io/otel/codes/doc.go

@@ -16,6 +16,6 @@
 Package codes defines the canonical error codes used by OpenTelemetry.
 
 It conforms to [the OpenTelemetry
-specification](https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/trace/api.md#statuscanonicalcode).
+specification](https://github.com/open-telemetry/opentelemetry-specification/blob/v1.20.0/specification/trace/api.md#set-status).
 */
 package codes // import "go.opentelemetry.io/otel/codes"