RFR: JDK-8300042: Improve CPU related JFR events descriptions

[Christoph Langer]

On Thu, 12 Jan 2023 15:42:25 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

> There are a number of JFR events dealing with CPU related information. Those sometimes miss descriptions or have very limited descriptions, this can be improved.

Changes requested by clanger (Reviewer).

src/hotspot/share/jfr/metadata/metadata.xml line 812:

> 810: 
> 811:   <Event name="CPULoad" category="Operating System, Processor" label="CPU Load"
> 812:          description="OS CPU Load values of the process, contains information about the recent cpu usage of the JVM process"

CPU should be written in capitals here, too.

-------------

PR: https://git.openjdk.org/jdk/pull/11969