Log Message:
git: Update to 2.30.2

Changes:
2.30.2
======
This release addresses the security issues CVE-2021-21300.

 * CVE-2021-21300:
   On case-insensitive file systems with support for symbolic links,
   if Git is configured globally to apply delay-capable clean/smudge
   filters (such as Git LFS), Git could be fooled into running
   remote code during a clone.

Credit for finding and fixing this vulnerability goes to Matheus
Tavares, helped by Johannes Schindelin.