Remove py-pip from h5py action #4076

Job	Run time
Windows MSVC CMake REL TS	10m 23s
Windows MSVC CMake DBG TS	7m 18s
Windows MSVC CMake REL	15m 35s
Windows MSVC CMake DBG	21m 3s
Ubuntu gcc CMake REL TS	5m 14s
Ubuntu gcc CMake DBG TS	3m 39s
Ubuntu gcc CMake REL	10m 35s
Ubuntu gcc CMake DBG	10m 38s
Ubuntu gcc Autotools REL TS	7m 34s
Ubuntu gcc Autotools DBG TS	5m 26s
Ubuntu gcc Autotools REL	15m 48s
Ubuntu gcc Autotools DBG	22m 45s
Ubuntu gcc Autotools parallel (build only) REL TS	6m 4s
Ubuntu gcc Autotools parallel (build only) DBG TS	5m 33s
Ubuntu gcc Autotools parallel (build only) REL	8m 9s
Ubuntu gcc Autotools parallel (build only) DBG	9m 1s
MacOS Clang CMake REL TS	4m 3s
MacOS Clang CMake DBG TS	2m 17s
MacOS Clang CMake REL	9m 6s
MacOS Clang CMake DBG	10m 1s
Ubuntu gcc Autotools v1.6 default API (build only) DBG	9m 30s
Ubuntu gcc Autotools v1.8 default API (build only) DBG	10m 47s
Ubuntu gcc Autotools v1.10 default API (build only) DBG	9m 9s
Ubuntu gcc Autotools v1.12 default API (build only) DBG	8m 41s
Ubuntu gcc Autotools v1.14 default API (build only) DBG	9m 22s
Ubuntu gcc Autotools no deprecated symbols (build only) DBG	8m 41s
Ubuntu gcc Autotools -Werror (build only) DBG	8m 59s
Ubuntu gcc Autotools -Werror (build only) REL	7m 41s
Ubuntu gcc Autotools parallel -Werror (build only) DBG	7m 24s
Ubuntu gcc Autotools parallel -Werror (build only) REL	6m 10s
	4h 36m 36s

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