git: openjdk/jdk11u-dev: 8202621: bad test with broken links needs to be updated

[Goetz Lindenmaier]

Changeset: 98e3b0d0
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2023-02-17 09:20:14 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/98e3b0d08d3d621e1f545489a9eb06268b3c3f3b

8202621: bad test with broken links needs to be updated

Backport-of: 17773c31b62cc4e040e69e05e63d2d4e52334221

! test/langtools/jdk/javadoc/doclet/DocRootSlash/DocRootSlash.java
! test/langtools/jdk/javadoc/doclet/DocRootSlash/overview.html
! test/langtools/jdk/javadoc/doclet/DocRootSlash/p1/C1.java
! test/langtools/jdk/javadoc/doclet/DocRootSlash/p1/package.html