[jdk8u-dev] RFR: 8324587: @headful key is contained in ExceptionFromPrintableIsIgnoredTest.java

[ktakakuri]

This fix removes the "@key headful printer" tag that was granted to ExceptionFromPrintableIsIgnoredTest.java in JDK-8273687. The test passed after this fix.
Would you review this fix, please?

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Commit messages:
 - 8324587: @headful key is contained in ExceptionFromPrintableIsIgnoredTest.java

Changes: https://git.openjdk.org/jdk8u-dev/pull/425/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk8u-dev&pr=425&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8324587
  Stats: 2 lines in 1 file changed: 0 ins; 1 del; 1 mod
  Patch: https://git.openjdk.org/jdk8u-dev/pull/425.diff
  Fetch: git fetch https://git.openjdk.org/jdk8u-dev.git pull/425/head:pull/425

PR: https://git.openjdk.org/jdk8u-dev/pull/425