`aem` add OAuth2 Support to our `aem` bundle

[francoisledroff]

The aem Workspace Supplier is missing the OAuth2 support (recently introduced in this sdk)
see https://github.com/adobe/aio-lib-java/tree/main/aem/core_aem#workspace-configuration.

Related

• ims document OAuth2 Server-to-Server support and associated Workspace Configurations #172
• ims add a new OAuth2 Server-to-Server Request Interceptor #163

[francoisledroff]

So this would need us to add the ability for com.adobe.aio.aem.workspace.internal.WorkspaceSupplierImpl to build an OAuthContext and pass it to the Workspace (adding the needed oauth config entries within com.adobe.aio.aem.workspace.ocd.WorkspaceConfig.