This PR adds build files used for an Example Air Purifier App, which is being added to the Matter SDK under the following PR: Air Purifier Example App PR
Summary of changes:
Update project HP makefile with option to build air purifier example, referencing the new example files in the Matter SDK
Update chip makefile to include clean of the air purifier app output
Update chip main makefile to include clean of the air purifier app output
Add chip makefile for air purifier app, based heavily on the lighting app file
Add chip main makefile for air purifier app, based heavily on the lighting app file
This PR adds build files used for an Example Air Purifier App, which is being added to the Matter SDK under the following PR: Air Purifier Example App PR
Summary of changes: