ENH: Remove Azure pipelines config file

[jhlegarreta]

Remove Azure pipelines config file: GitHub actions replaced Azure pipelines and the corresponding config files were removed from the remote module template in:
InsightSoftwareConsortium/ITKModuleTemplate#90

[jhlegarreta]

There is a number of unrelated warnings in here:

itkStrainImageFilter: warning(4): ITK type not wrapped, or currently not known: itk::ImageToImageFilter< itk::Image< itk::Vector< double, 2 > >, itk::Image< itk::CovariantVector< double, 2 > > >
itkStrainImageFilter: warning(4): ITK type not wrapped, or currently not known: itk::ImageToImageFilter< itk::Image< itk::Vector< double >, 3 >, itk::Image< itk::CovariantVector< double >, 3 > >
itkStrainImageFilter: warning(4): ITK type not wrapped, or currently not known: itk::ImageToImageFilter< itk::Image< itk::Vector< double, 4 >, 4 >, itk::Image< itk::CovariantVector< double, 4 >, 4 > >

https://github.com/KitwareMedical/ITKStrain/actions/runs/10754337111/job/29824832960?pr=72#step:5:535

To be solved in a separate PR.