[jdk21] RFR: 8310242: Clarify the name parameter to Class::forName [v2]

[Mandy Chung]

> Hi all,
> 
> This pull request contains a backport of commit [7db2f087](https://github.com/openjdk/jdk/commit/7db2f08756b0aa1d79cdd2356ed42aa5ab8bc58b) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
> 
> The commit being backported was authored by Mandy Chung on 26 Jun 2023 and was reviewed by Roger Riggs, Chen Liang, Alan Bateman and David Holmes.
> 
> Thanks!

Mandy Chung has updated the pull request incrementally with one additional commit since the last revision:

  8310922: java/lang/Class/forName/ForNameNames.java fails after being added by JDK-8310242

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

Changes:
  - all: https://git.openjdk.org/jdk21/pull/65/files
  - new: https://git.openjdk.org/jdk21/pull/65/files/a351795c..7bee67e0

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk21&pr=65&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk21&pr=65&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk21/pull/65.diff
  Fetch: git fetch https://git.openjdk.org/jdk21.git pull/65/head:pull/65

PR: https://git.openjdk.org/jdk21/pull/65