Add recording pause functions

[billyct]

Description

Add recording pause functions

// check the recording can pause or not
osn.NodeObs.OBS_service_canPauseRecording(): boolean

// pause or resume the recording, the result shows the success of the pause recording
osn.NodeObs.OBS_service_pauseRecording(shouldPause: boolean): boolean

// check the recording is paused or not
osn.NodeObs.OBS_service_isPausedRecording(): boolean

Motivation and Context

#904

How Has This Been Tested?

it's tested with the test_nodeobs_service.ts file

macOS with Apple Silicon hardware, using the npm_config_arch=x64 config

Types of changes

New feature

Checklist:

• The code has been tested.
• All commit messages are properly formatted and commits squashed where appropriate.
• I have included updates to all appropriate documentation.

[CLAassistant]

All committers have signed the CLA.

[EddyGharbi]

Thank you for your contribution!