Java Edition 1.17.1 Release Candidate 2

1.17.2 Release Candidate 2 (known as 1.17.1-rc2 in the launcher) is the second release candidate for Java Edition 1.17.1, released on July 5, 2021, which fixes some critical issues.

Fixes

 * Private issues
 * A private issue was fixed.
 * Other
 * Fixed some critical issues.