RFR: 8255394: jdk/test/lib/hexdump/ASN1FormatterTest.java fails with ---illegal-access=deny [v2]

[Roger Riggs]

> To access the internal security APIs to lookup known OIDs the test needs to open java.base/sun.security.util.

Roger Riggs has updated the pull request incrementally with one additional commit since the last revision:

  simplify: findMatch is public, so setAccessible and the module open is unnecessary

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/881/files
  - new: https://git.openjdk.java.net/jdk/pull/881/files/fb3d88a9..72037805

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=881&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=881&range=00-01

  Stats: 2 lines in 2 files changed: 0 ins; 1 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/881.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/881/head:pull/881

PR: https://git.openjdk.java.net/jdk/pull/881