Update bindgen to 0.71 #188

Job	Run time
Check (ubuntu-latest, default)	1m 17s
Check (ubuntu-latest, bundled)	23s
Check (ubuntu-latest, bundled_without_openssl)	34s
Check (ubuntu-latest, buildtime_bindgen)	1m 15s
Check (macos-13, default)	1m 53s
Check (macos-13, bundled)	1m 23s
Check (macos-13, bundled_without_openssl)	49s
Check (macos-13, buildtime_bindgen)	2m 15s
Check (macos-14, default)	1m 3s
Check (macos-14, bundled)	28s
Check (macos-14, bundled_without_openssl)	42s
Check (macos-14, buildtime_bindgen)	1m 20s
Check (windows-2019, default)	13m 45s
Check (windows-2019, bundled)	6m 50s
Check (windows-2019, bundled_without_openssl)	1m 4s
Check (windows-2019, buildtime_bindgen)	7m 3s
	42m 4s

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