PKGBUILD suggestions

• Replace python-keras-applications
  • Keras Applications models have moved into the core Keras repository and the TensorFlow pip package.
  • https://github.com/keras-team/keras-applications/commit/06fbeb0f16e1304f239b2296578d1c50b15a983a
• Change to SPDX license identifier
  • https://github.com/keras-team/keras/blob/v2.15.0/LICENSE
• Stop installing license file for common license Apache-2.0
• Build from source
• Remove depends on python-yaml.
  • Support was removed in tensorflow 2.6. Related upstream commits:
    • https://github.com/keras-team/keras/commit/32febb6cdebe166fc70ad72f2da37607c13bb11a.
    • https://github.com/tensorflow/tensorflow/commit/23d6383eb6c14084a8fc3bdf164043b974818012.
• Add optdepends on python-requests for RemoteMonitor
• upgpkg: 3.9.2-1: update to 3.9.2
  • New optdepends python-scikit-learn for skitit-learn wrappers.
    • Related upstream commit https://github.com/keras-team/keras/commit/32a642dd8d8668c738491bba49faede063c150b2.
  • Fixes #3 (closed).

Not included:

• Allowing backend selection.
• backends in AUR jax and openvino.
• dependencies in AUR such as namex.