[foreign-jextract] RFR: updating samples for CSupport->CLinker

[Athijegannathan Sundararajan]

Updated samples

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Commit messages:
 - updating samples for CSupport->CLinker

Changes: https://git.openjdk.java.net/panama-foreign/pull/336/files
 Webrev: https://webrevs.openjdk.java.net/?repo=panama-foreign&pr=336&range=00
  Stats: 34 lines in 2 files changed: 0 ins; 0 del; 34 mod
  Patch: https://git.openjdk.java.net/panama-foreign/pull/336.diff
  Fetch: git fetch https://git.openjdk.java.net/panama-foreign pull/336/head:pull/336

PR: https://git.openjdk.java.net/panama-foreign/pull/336