Add datadog telemetry service with secret sync errors metric

[carlosmonastyrski]

Description 📣

Add Datadog telemetry service so we can track custom metrics, added a first custom metric for secret sync errors. All communication is handled using a Datadog Agent.

Type ✨

• [ ] Bug fix
• [ ] New feature
• [ ] Improvement
• [ ] Breaking change
• [ ] Documentation

Tests 🛠️

# Here's some code block to paste some code snippets

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• [ ] I have read the contributing guide, agreed and acknowledged the code of conduct. 📝

[maidul98]

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