CI: Update cpptango to 10.3.0

Benjamin Bertrandrequested to merge
update-cpptango-10.3.0 into develop
  • update pixi config
  • update CI
  • remove tango-controls/label/omniorb_osx_arm64 channel: omniorb is now natively compiled on osx-arm64 on conda-forge 😃
  • update Linux wheel docker image
Edited by Benjamin Bertrand

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