[foreign-jextract] RFR: 8264787: update jextract for foreign-memory-abi API changes and --enable-native-access option

[Athijegannathan Sundararajan]

8264787: update jextract for foreign-memory-abi API changes and --enable-native-access option

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Commit messages:
 - 8264787: update jextract for foreign-memory-abi API changes and --enable-native-access option

Changes: https://git.openjdk.java.net/panama-foreign/pull/490/files
 Webrev: https://webrevs.openjdk.java.net/?repo=panama-foreign&pr=490&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8264787
  Stats: 1426 lines in 87 files changed: 45 ins; 256 del; 1125 mod
  Patch: https://git.openjdk.java.net/panama-foreign/pull/490.diff
  Fetch: git fetch https://git.openjdk.java.net/panama-foreign pull/490/head:pull/490

PR: https://git.openjdk.java.net/panama-foreign/pull/490