Add support for vita #962

Job	Run time
Check (armv7-sony-vita-newlibeabihf)	39s
Clippy	14s
Check (aarch64-apple-ios)	18s
Check (aarch64-linux-android)	11s
Check (x86_64-apple-darwin)	28s
Check (x86_64-unknown-fuchsia)	25s
Check (x86_64-pc-windows-msvc)	15s
Check (x86_64-pc-solaris)	21s
Check (x86_64-unknown-freebsd)	16s
Check (x86_64-unknown-illumos)	23s
Check (x86_64-unknown-linux-gnu)	14s
Check (x86_64-unknown-linux-musl)	18s
Check (x86_64-unknown-netbsd)	13s
Check (x86_64-unknown-redox)	15s
Check (armv7-linux-androideabi)	13s
Check (i686-linux-android)	18s
Docs (aarch64-apple-ios)	16s
Docs (aarch64-linux-android)	20s
Docs (x86_64-apple-darwin)	21s
Docs (x86_64-unknown-fuchsia)	19s
Docs (x86_64-pc-windows-msvc)	24s
Docs (x86_64-pc-solaris)	20s
Docs (x86_64-unknown-freebsd)	23s
Docs (x86_64-unknown-illumos)	18s
Docs (x86_64-unknown-linux-gnu)	18s
Docs (x86_64-unknown-linux-musl)	18s
Docs (x86_64-unknown-netbsd)	17s
Docs (x86_64-unknown-redox)	17s
Docs (armv7-linux-androideabi)	23s
Docs (i686-linux-android)	19s
Docs (armv7-sony-vita-newlibeabihf)	33s
Rustfmt	10s
Test (stable)	27s
Test (1.63.0)	3m 30s
Test (beta)	35s
Test (nightly)	31s
Test (macos)	2m 12s
Test (windows)	1m 39s
	19m 11s

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