RFR: 8311110: multichar warning in WinAccessBridge.cpp

[Phil Race]

On Wed, 12 Jun 2024 04:58:47 GMT, Abhishek Kumar <abhiscxk at openjdk.org> wrote:

> Looks like there was a typo for null character. It should be `'\0'` instead of `'/0'`.
> Build with clang toolchain with the help of [this PR](https://github.com/openjdk/jdk/pull/17019) and after the changes there is no warning.

Marked as reviewed by prr (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/19670#pullrequestreview-2114019476