AHOYAPPS-840: Retrieve application context

[Alton09]

Description

The AudioSwitch public constructor now retrieves the application context from the context passed in from the client.

Validation

• Passed CI.

Submission Checklist

• [x] The source has been evaluated for semantic versioning changes and are reflected in gradle.properties
• [x] The CHANGELOG.md reflects any feature, bug fixes, or known issues made in the source code