JIT

Add Emma Smith to CODEOWNERS #38

Job	Run time
Interpreter (Debug)	9m 52s
i686-pc-windows-msvc/msvc (Debug)	22m 23s
x86_64-pc-windows-msvc/msvc (Release)	13m 48s
x86_64-pc-windows-msvc/msvc (Debug)	22m 31s
x86_64-unknown-linux-gnu/gcc (Debug)	12m 15s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 18s
i686-pc-windows-msvc/msvc (Release)	13m 51s
x86_64-apple-darwin/clang (Release)	10m 26s
aarch64-apple-darwin/clang (Release)	7m 15s
x86_64-apple-darwin/clang (Debug)	16m 26s
aarch64-apple-darwin/clang (Debug)	12m 24s
aarch64-unknown-linux-gnu/gcc (Release)	5m 37s
aarch64-pc-windows-msvc/msvc (Debug)	24m 36s
x86_64-unknown-linux-gnu/gcc (Release)	7m 30s
aarch64-pc-windows-msvc/msvc (Release)	16m 42s
	3h 22m 54s

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