[chore][internal/datadog] Add noop implementation for windows/arm64 (open-telemetry#41695)

<!--Ex. Fixing a bug - Describe the bug and how this fixes the issue.
Ex. Adding a feature - Explain what this achieves.-->
#### Description
Adds noop gohai implementation

<!-- Issue number (e.g. #1234) or full URL to issue, if applicable. -->
#### Link to tracking issue
Updates open-telemetry#40247

Author: mx-psi

internal/datadog/hostmetadata/internal/gohai/gohai.go

@@ -1,6 +1,8 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
+//go:build !(windows && arm64)
+
 package gohai // import "github.com/open-telemetry/opentelemetry-collector-contrib/internal/datadog/hostmetadata/internal/gohai"
 
 import (

internal/datadog/hostmetadata/internal/gohai/gohai_windows_arm64.go

@@ -0,0 +1,23 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+//go:build windows && arm64
+
+package gohai // import "github.com/open-telemetry/opentelemetry-collector-contrib/internal/datadog/hostmetadata/internal/gohai"
+
+import (
+	"github.com/DataDog/opentelemetry-mapping-go/pkg/inframetadata/gohai"
+	"go.uber.org/zap"
+)
+
+// NewPayload returns an empty gohai payload since windows/arm64 is not supported.
+func NewPayload(logger *zap.Logger) gohai.Payload {
+	payload := gohai.NewEmpty()
+	payload.Gohai.Gohai = newGohai(logger)
+	return payload
+}
+
+func newGohai(logger *zap.Logger) *gohai.Gohai {
+	logger.Info("Using noop gohai implementation for windows/arm64 since it is not supported")
+	return new(gohai.Gohai)
+}

internal/datadog/hostmetadata/internal/gohai/processes_other.go

@@ -11,7 +11,8 @@ import (
 )
 
 // GetProcessesPayload currently just a stub.
-func NewProcessesPayload(_ string, _ *zap.Logger) *gohai.ProcessesPayload {
+func NewProcessesPayload(_ string, logger *zap.Logger) *gohai.ProcessesPayload {
 	// unimplemented for misc platforms.
+	logger.Info("Using noop gohai implementation since this platform is not supported")
 	return &gohai.ProcessesPayload{}
 }