RFR: 8358804: Improve the API Note of BigDecimal.valueOf(double)

[Raffaello Giulietti]

Documenting a suggestion for `float` arguments.

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Commit messages:
 - 8358804: Improve the API Note of BigDecimal.valueOf(double)

Changes: https://git.openjdk.org/jdk/pull/25805/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=25805&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8358804
  Stats: 6 lines in 1 file changed: 5 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/25805.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/25805/head:pull/25805

PR: https://git.openjdk.org/jdk/pull/25805