tzdata: Update from 2021a-0+deb10u1 to 2021a-0+deb10u2
tzdata: Update from 2021a-0+deb10u1 to 2021a-0+deb10u2

Sync to Debian 10.11 source package.

Signed-off-by: Masami Ichikawa <c2473eda382716382abb3daa8176411f9c82916d@miraclelinux.com>

meta-debian/meta-debian,meta-debian/meta-debian,meta-debian/meta-debian,meta-debian/meta-debian,meta-debian/meta-debian,meta-debian/meta-debian