RFR: 8330077: Allow max number of events to be buffered to be configurable to avoid OVERFLOW_EVENT [v8]

[Fabian Meumertzheim]

> The limit on the number of events buffered for a single `j.n.f.WatchKey` is now configurable via the `sun.nio.fs.maxWatchEvents`.

Fabian Meumertzheim has updated the pull request incrementally with one additional commit since the last revision:

  Rephrase implNote

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18739/files
  - new: https://git.openjdk.org/jdk/pull/18739/files/39559793..2278153d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18739&range=07
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18739&range=06-07

  Stats: 8 lines in 1 file changed: 1 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/jdk/pull/18739.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18739/head:pull/18739

PR: https://git.openjdk.org/jdk/pull/18739