RFR: Merge jdk8u:master

[Andrew John Hughes]

Merge jdk8u372-b04

GHA builds will not work until [JDK-8293107](https://bugs.openjdk.org/browse/JDK-8293107) is merged in 8u462-b01

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Commit messages:
 - Merge jdk8u372-b04
 - 8275535: Retrying a failed authentication on multiple LDAP servers can lead to users blocked
 - 8301246: NPE in FcFontManager.getDefaultPlatformFont() on Linux without installed fontconfig
 - 8301143: [TESTBUG] jfr/event/sampling/TestNative was backported to JDK8u without proper native wrapper
 - 8270317: Large Allocation in CipherSuite
 - 8301760: Fix possible leak in SpNegoContext dispose
 - 8287463: JFR: Disable TestDevNull.java on Windows
 - 8282947: JFR: Dump on shutdown live-locks in some conditions
 - 8142540: [TEST_BUG] Test sun/awt/dnd/8024061/bug8024061.java fails on ubuntu
 - 8137101: [TEST_BUG] javax/swing/plaf/basic/BasicHTML/4251579/bug4251579.java failure due to timing
 - ... and 3 more: https://git.openjdk.org/shenandoah-jdk8u/compare/e096f4f6...602e2d7a

The merge commit only contains trivial merges, so no merge-specific webrevs have been generated.

Changes: https://git.openjdk.org/shenandoah-jdk8u/pull/43/files
  Stats: 739 lines in 16 files changed: 366 ins; 103 del; 270 mod
  Patch: https://git.openjdk.org/shenandoah-jdk8u/pull/43.diff
  Fetch: git fetch https://git.openjdk.org/shenandoah-jdk8u.git pull/43/head:pull/43

PR: https://git.openjdk.org/shenandoah-jdk8u/pull/43