chore: Upgrade @opentelemetry/instrumentation-fs from 0.20.0 to 0.21.0

[saidsef]

This issue tracks the upgrade of @opentelemetry/instrumentation-fs dependency from version 0.20.0 to 0.21.0.

Details:

• Current version: 0.20.0
• Target version: 0.21.0
• Version difference: 1 version ahead
• Release date: Released about a month ago

Benefits:

• Keep dependencies up-to-date for better security
• Easier to fix existing vulnerabilities
• Quicker identification of newly disclosed vulnerabilities

This upgrade is recommended by Snyk to maintain project security and stability.

[saidsef]

Resolved: #331