[SOL] Split features into SBF versions #319

Job	Run time
abi-dump-setup	1m 22s
Build lldb / Lit Tests (ubuntu-22.04)	30m 56s
Test llvm,clang,libclc / Lit Tests (ubuntu-22.04)	52m 14s
Test lld / Lit Tests (ubuntu-22.04)	14m 32s
Build lldb / Lit Tests (windows-2019)	2m 5s
Test llvm,clang,libclc / Lit Tests (windows-2019)	2m 8s
Test lld / Lit Tests (windows-2019)	2m 3s
Build lldb / Lit Tests (macOS-latest)	18m 12s
Test lld / Lit Tests (macOS-latest)	10m 22s
Test llvm,clang,libclc / Lit Tests (macOS-latest)	1h 10m 58s
abi-dump (build-baseline)	31m 45s
abi-dump (build-latest)	32m 8s
abi-compare	29s
	4h 29m 14s

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