git: openjdk/jdk-sandbox: classfile-api-branch: fixed locale in javadoc build

[Adam Sotona]

Changeset: 5d940814
Author:    Adam Sotona <asotona at openjdk.org>
Date:      2022-09-22 17:56:48 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/5d940814b882ab867b88c409676ac2da4f8c007d

fixed locale in javadoc build

! make/Docs.gmk