chore: update dependencies and add script for updating them

- Added a new script "deps:update" to update dependencies using npm-check-updates.
- Updated @types/node from ^24.5.2 to ^24.6.2.
- Updated @typescript-eslint/eslint-plugin and @typescript-eslint/parser from ^8.44.1 to ^8.45.0.
- Updated cross-env from ^10.0.0 to ^10.1.0.
- Updated jest from ^30.1.3 to ^30.2.0.
- Updated typescript from ^5.9.2 to ^5.9.3.
- Updated typescript-eslint from ^8.44.1 to ^8.45.0.
- Updated optional dependency @scalar/express-api-reference from ^0.8.19 to ^0.8.20.
- Updated optional dependency pino from ^9.11.0 to ^10.0.0.

Author: cyber-hari