upgrade git package from v1:2.30.2-1 to v1:2.30.2-1+deb11u2 (see below)

https://web.archive.org/web/20230505205232/https://metadata.ftp-master.debian.org/changelogs//main/g/git/git_2.30.2-1+deb11u2_changelog

Dockerfile

@@ -2,7 +2,7 @@ FROM docker.io/debian:11.6-slim
 
 ARG GITOLITE_PACKAGE_VERSION=3.6.12-1
 ARG GIT_ANNEX_PACKAGE_VERSION=8.20210223-2
-ARG GIT_PACKAGE_VERSION=1:2.30.2-1
+ARG GIT_PACKAGE_VERSION=1:2.30.2-1+deb11u2
 ARG OPENSSH_SERVER_PACKAGE_VERSION=1:8.4p1-5+deb11u1
 ARG TINI_PACKAGE_VERSION=0.19.0-1
 ARG USER=git