Yes, the Adobe plugin version 2.9.4 runs on censhare Clients on macOS Intel platforms and macOS ARM platforms. However, as of today Adobe announced that their Adobe 2021 apps are only available for Intel architecture Macs.
If you run the Adobe 2021 apps and the plugin on Apple ARM-based platforms, both will be executed inside the Rosetta translation environment.
When Adobe releases native 2021 apps for Apple ARM-based platforms, the plugin must be adapted and build for major versions of Adobe applications. As of today, Adobe has not not yet announced when they will take this step and provide developers with the required SDK.