Reland "[mlir][spirv] Add a generic convert-to-spirv pass" (#96359)
This PR relands #95942, which was reverted in #96332 due to link
failures. It fixes the issue by updating CMake dependencies. The bazel
support, originally introduced in #96334, is also included in this PR.
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Co-authored-by: Keith Smiley <keithbsmiley@gmail.com>