Revert "Patch jsonargparse for Python >= 3.12.8" (#20513) #26587

Job	Run time
build-packages / build-packages (lightning)	19s
build-packages / build-packages (fabric)	22s
build-packages / build-packages (pytorch)	25s
build-packages / merge-artifacts	5s
install-pkg (ubuntu-22.04, fabric, 3.9)	1m 42s
install-pkg (ubuntu-22.04, fabric, 3.11)	1m 40s
install-pkg (ubuntu-22.04, pytorch, 3.9)	1m 45s
install-pkg (ubuntu-22.04, pytorch, 3.11)	1m 52s
install-pkg (ubuntu-22.04, lightning, 3.9)	1m 50s
install-pkg (ubuntu-22.04, lightning, 3.11)	1m 44s
install-pkg (ubuntu-22.04, notset, 3.9)	1m 59s
install-pkg (ubuntu-22.04, notset, 3.11)	1m 44s
install-pkg (macOS-14, fabric, 3.9)	48s
install-pkg (macOS-14, fabric, 3.11)	46s
install-pkg (macOS-14, pytorch, 3.9)	51s
install-pkg (macOS-14, pytorch, 3.11)	36s
install-pkg (macOS-14, lightning, 3.9)	1m 2s
install-pkg (macOS-14, lightning, 3.11)	38s
install-pkg (macOS-14, notset, 3.9)	58s
install-pkg (macOS-14, notset, 3.11)	35s
install-pkg (windows-2022, fabric, 3.9)	2m 23s
install-pkg (windows-2022, fabric, 3.11)	1m 46s
install-pkg (windows-2022, pytorch, 3.9)	2m 2s
install-pkg (windows-2022, pytorch, 3.11)	1m 52s
install-pkg (windows-2022, lightning, 3.9)	1m 57s
install-pkg (windows-2022, lightning, 3.11)	2m 2s
install-pkg (windows-2022, notset, 3.9)	2m 18s
install-pkg (windows-2022, notset, 3.11)	1m 59s
	38m 0s

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