bpo-36384: Leading zeros in IPv4 addresses are no longer tolerated (GH-25099) (GH...

bpo-36384: Leading zeros in IPv4 addresses are no longer tolerated (GH-25099) (GH-25815)

Reverts commit e653d4d8e820a7a004ad399530af0135b45db27a and makes
parsing even more strict. Like socket.inet_pton() any leading zero
is now treated as invalid input.

Signed-off-by: Christian Heimes <christian@python.org>
Co-authored-by: Łukasz Langa <lukasz@langa.pl>
(cherry picked from commit 60ce8f0be6354ad565393ab449d8de5d713f35bc)

Gbp-Pq: Name 0009-bpo-36384-Leading-zeros-in-IPv4-addresses-are-no-lon.patch