git: openjdk/jdk-sandbox: json: Update double fast path check for values w/ ulp < 1

[duke]

Changeset: 929133f4
Branch: json
Author:    Justin Lu <justin.lu at oracle.com>
Date:      2025-03-20 15:43:28 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/929133f4504bd445d6514a6f1856ddcdda084ef9

Update double fast path check for values w/ ulp < 1

! src/java.base/share/classes/java/util/json/JsonNumberImpl.java