Fix issue with Python importlib_metadata requirements when building Dockerfile.base #1668

Job	Run time
build (ubuntu-24.04, 3.12, OFF, OFF, OFF)	9m 50s
build (ubuntu-24.04, 3.12, OFF, OFF, OFF)	18m 50s
build (macos-14, 3.12, OFF, OFF, OFF)	9m 31s
build (macos-14, 3.12, OFF, OFF, OFF)	9m 27s
build (ubuntu-22.04, 3.11, ON, OFF, OFF)	9m 49s
build (ubuntu-22.04, 3.11, ON, OFF, OFF)	23m 25s
build (ubuntu-22.04, 3.10, ON, OFF, ON, https://github.com/google/or-tools/releases/download/v9.6...	9m 49s
build (ubuntu-22.04, 3.10, ON, OFF, ON, https://github.com/google/or-tools/releases/download/v9.6...	20m 33s
build (ubuntu-22.04, 3.10, OFF, OFF, OFF)	9m 49s
build (ubuntu-22.04, 3.10, OFF, OFF, OFF)	18m 44s
build (macos-13, 3.11, 0, OFF, OFF, OFF)	9m 57s
build (macos-13, 3.11, 0, OFF, OFF, OFF)	22m 51s
	2h 52m 35s

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