[code-reflection] RFR: Test java version check we do in op building methods [v4]

[Mourad Abbay]

> Write test to make sure java version check we do before building models is working.
> There are other options to do the test, one in particular is passing the java compile time version as option and update the OpBuilder to accept the feature version we test against.

Mourad Abbay has updated the pull request incrementally with one additional commit since the last revision:

  Separate test for method from test for lambda

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Changes:
  - all: https://git.openjdk.org/babylon/pull/748/files
  - new: https://git.openjdk.org/babylon/pull/748/files/6aabfef1..680ce7aa

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=babylon&pr=748&range=03
 - incr: https://webrevs.openjdk.org/?repo=babylon&pr=748&range=02-03

  Stats: 223 lines in 3 files changed: 125 ins; 98 del; 0 mod
  Patch: https://git.openjdk.org/babylon/pull/748.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/748/head:pull/748

PR: https://git.openjdk.org/babylon/pull/748