Added support for vita #973

Job	Run time
Check (aarch64-apple-ios)	28s
Check (aarch64-linux-android)	24s
Test (stable)	28s
Check (x86_64-apple-darwin)	28s
Check (x86_64-unknown-fuchsia)	22s
Test (1.46.0)	4m 39s
Test (beta)	29s
Check (x86_64-pc-windows-msvc)	22s
Test (nightly)	30s
Check (x86_64-pc-solaris)	28s
Test (macos)	41s
Check (armv7-sony-vita-newlibeabihf)	54s
Check (x86_64-unknown-illumos)	21s
Rustfmt	15s
Test (windows)	1m 23s
Check (x86_64-unknown-linux-gnu)	18s
Check (x86_64-unknown-netbsd)	31s
Check (x86_64-unknown-redox)	27s
	13m 28s

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