avahi: backport CVE-2023-1981 & CVE's follow-up patches

avahi: backport CVE-2023-1981 & CVE's follow-up patches

import patches from ubuntu to fix
 CVE-2023-1981
 CVE-2023-38469-2
 CVE-2023-38470-2
 CVE-2023-38471-2

Upstream-Status: Backport [import from ubuntu https://git.launchpad.net/ubuntu/+source/avahi/tree/debian/patches?h=ubuntu/jammy-security
Upstream commit
https://github.com/lathiat/avahi/commit/a2696da2f2c50ac43b6c4903f72290d5c3fa9f6f
&
https://github.com/lathiat/avahi/commit/c6cab87df290448a63323c8ca759baa516166237
&
https://github.com/lathiat/avahi/commit/94cb6489114636940ac683515417990b55b5d66c
&
https://github.com/lathiat/avahi/commit/b675f70739f404342f7f78635d6e2dcd85a13460]

Ref: https://git.openembedded.org/openembedded-core-contrib/commit/?h=stable/nanbield-nut&id=a9203c46cd64c3ec5e5b00e381bbac85733f85df

Signed-off-by: Vijay Anusuri <vanusuri@mvista.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>