[Devops] Enable compiler-rt via LLVM_ENABLE_RUNTIMES (#21177)
Enable compiler-rt via LLVM_ENABLE_PROJECTS is marked as 'deprecated'
and will be a fatal error in LLVM future release, this PR enabled
compiler-rt via LLVM_ENABLE_RUNTIMES.
Another component faced with similar issue is libclc which will be
addressed in other PRs.
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Signed-off-by: jinge90 <ge.jin@intel.com>
