[jdk17u-dev] RFR: 8293672: Update freetype md file

[Goetz Lindenmaier]

I backport this for parity with 17.0.6-oracle.

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

Commit messages:
 - Backport fef345b19f74f5d706b173b1af87bcda98dc6ff2

Changes: https://git.openjdk.org/jdk17u-dev/pull/788/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=788&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8293672
  Stats: 95 lines in 1 file changed: 54 ins; 13 del; 28 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/788.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/788/head:pull/788

PR: https://git.openjdk.org/jdk17u-dev/pull/788