git: openjdk/jdk: 8309959: JFR: Display N/A for missing data amount

[Erik Gahlin]

Changeset: 9872a141
Author:    Erik Gahlin <egahlin at openjdk.org>
Date:      2023-06-14 12:05:27 +0000
URL:       https://git.openjdk.org/jdk/commit/9872a14192ce3964b934c19ab685342ffd396986

8309959: JFR: Display N/A for missing data amount

Reviewed-by: mgronlun, stuefe

! src/jdk.jfr/share/classes/jdk/jfr/internal/Utils.java
! src/jdk.jfr/share/classes/jdk/jfr/internal/util/ValueFormatter.java