ci: azure-pipelines: add *.yml file
ci: azure-pipelines: add *.yml file

Add *.yml file template in preparation for Azure-Pipelines
migration.

This is required to link the repository to the CI tool.

Signed-off-by: Antoniu Miclaus <90ab7debf96272cad567fd2ca56227b51287b86e@analog.com>

analogdevicesinc/m1k-fw,analogdevicesinc/m1k-fw,analogdevicesinc/m1k-fw,analogdevicesinc/m1k-fw