[jfx17u] RFR: 8292549: GitHub actions: intermittent build failure on macOS while downloading ant

[Kevin Rushforth]

Clean backport to jfx17u.

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

Commit messages:
 - 8292549: GitHub actions: intermittent build failure on macOS while downloading ant

Changes: https://git.openjdk.org/jfx17u/pull/88/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx17u&pr=88&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8292549
  Stats: 16 lines in 1 file changed: 5 ins; 0 del; 11 mod
  Patch: https://git.openjdk.org/jfx17u/pull/88.diff
  Fetch: git fetch https://git.openjdk.org/jfx17u pull/88/head:pull/88

PR: https://git.openjdk.org/jfx17u/pull/88