[jdk8u-dev] RFR: 8042726: [TESTBUG] TEST.groups file was not updated after runtime/6925573/SortMethodsTest.java removal

[Ben Taylor]

Backport [JDK-8042726](https://bugs.openjdk.org/browse/JDK-8042726) as a follow-up to #351, to resolve a bug in that backport. Change has merge conflicts due to changes in context line, but the change itself is clean as it is a single-line deletion.

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Commit messages:
 - 8042726: [TESTBUG] TEST.groups file was not updated after runtime/6925573/SortMethodsTest.java removal

Changes: https://git.openjdk.org/jdk8u-dev/pull/355/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk8u-dev&pr=355&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8042726
  Stats: 1 line in 1 file changed: 0 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/jdk8u-dev/pull/355.diff
  Fetch: git fetch https://git.openjdk.org/jdk8u-dev.git pull/355/head:pull/355

PR: https://git.openjdk.org/jdk8u-dev/pull/355