RFR: 8302262: Remove -XX:SuppressErrorAt develop option

[Kim Barrett]

Please review this change which removes the -XX:SuppressErrorAt develop option
and the associated implementation.

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Commit messages:
 - remove SuppressErrorAt

Changes: https://git.openjdk.org/jdk/pull/12521/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=12521&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8302262
  Stats: 224 lines in 8 files changed: 0 ins; 205 del; 19 mod
  Patch: https://git.openjdk.org/jdk/pull/12521.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/12521/head:pull/12521

PR: https://git.openjdk.org/jdk/pull/12521