RFR: 8264240: [macos_aarch64] enable appcds support after JDK-8263002

[Vladimir Kempik]

Please review this patch for macos_aarch64.
It reverts small part of jep-391 were we disabled cds for macos_aarch64.
After JDK-8263002 is fixed, the appcds can be enabled back on macos_aarch64.
CDS related tests in tier1 now pass

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Commit messages:
 - 8264240: [macos_aarch64] enable appcds support after JDK-8263002

Changes: https://git.openjdk.java.net/jdk/pull/3221/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=3221&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8264240
  Stats: 3 lines in 1 file changed: 0 ins; 2 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3221.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3221/head:pull/3221

PR: https://git.openjdk.java.net/jdk/pull/3221