[jdk11u-dev] RFR: 8272167: AbsPathsInImage.java should skip *.dSYM directories

[Goetz Lindenmaier]

I backport this for parity with 11.0.16-oracle.
I backported the change from jdk15. This patches clean except of the copyright. 
I will mark this as clean.

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Commit messages:
 - Backport 070f17dfb5ca6038e13b4ecd6436a83c79d2b86c

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/1058/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=1058&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8272167
  Stats: 10 lines in 1 file changed: 9 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/1058.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/1058/head:pull/1058

PR: https://git.openjdk.java.net/jdk11u-dev/pull/1058