RFR: 7443: Wrong version in THIRDPARTYREADME

[Suchita Chaturvedi]

Corrected Eclipse and D3 versions.

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Commit messages:
 - 7443: Wrong version in THIRDPARTYREADME

Changes: https://git.openjdk.java.net/jmc/pull/385/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jmc&pr=385&range=00
  Issue: https://bugs.openjdk.java.net/browse/JMC-7443
  Stats: 4 lines in 1 file changed: 0 ins; 0 del; 4 mod
  Patch: https://git.openjdk.java.net/jmc/pull/385.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/385/head:pull/385

PR: https://git.openjdk.java.net/jmc/pull/385