migrated grpc keyword to the newer monitoringtype

[CommanderStorm]

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Description

This is another monitor in the line of monitors we extract from the monitors.js file.

Type of change

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• Other

Checklist

• My code follows the style guidelines of this project
• I ran ESLint and other linters for modified files
• I have performed a self-review of my own code and tested it
• I have commented my code, particularly in hard-to-understand areas (including JSDoc for methods)
• My changes generates no new warnings

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