[code-reflection] RFR: Remove bytecode dialect [v2]

[Adam Sotona]

> This patch re-implements `BytecodeLift` to lift from bytecode directly to the core dialect
> and removes `BytecodeInstructionOps` with the bytecode dialect.
> 
> Implementation is complete up to the point of passing all current tests.
> 
> Please review.
> 
> Thanks,
> Adam

Adam Sotona has updated the pull request incrementally with one additional commit since the last revision:

  Code cleanup

-------------

Changes:
  - all: https://git.openjdk.org/babylon/pull/16/files
  - new: https://git.openjdk.org/babylon/pull/16/files/1e9aedcf..7968c93e

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=babylon&pr=16&range=01
 - incr: https://webrevs.openjdk.org/?repo=babylon&pr=16&range=00-01

  Stats: 82 lines in 1 file changed: 9 ins; 28 del; 45 mod
  Patch: https://git.openjdk.org/babylon/pull/16.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/16/head:pull/16

PR: https://git.openjdk.org/babylon/pull/16