Rust

efi shell interface protocol: add var(), vars(), and set_var() #7135

Job	Run time
Integration Test (x86_64)	2m 23s
Integration Test (AArch64)	1m 38s
Build (uefi-raw MSRV)	43s
Integration Test (IA-32)	1m 35s
Build (stable MSRV)	43s
Nightly (build, test, doc)	1m 54s
Build Standard Binary (nightly)	28s
Unit + Doc Tests	1m 0s
Unit + Doc Tests (Miri)	56s
Test Coverage	1m 1s
Integration Test (x86_64 Windows)	2m 39s
Build (feature permutations)	38s
	15m 38s

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