[jdk11u-dev] RFR: 8311285: report some fontconfig related environment variables in hs_err file

[Matthias Baesken]

Backport of 8311285

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Commit messages:
 - Backport 0ef03f122866f010ebf50683097e9b92e41cdaad

Changes: https://git.openjdk.org/jdk11u-dev/pull/2193/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2193&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8311285
  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2193.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2193/head:pull/2193

PR: https://git.openjdk.org/jdk11u-dev/pull/2193