configs/releng/profiledef.sh: replace "CD" with "DVD" in iso_application

Starting with kernel 6.7, the releng ISO exceeds 900 MiB which is the
maximum size of a CD.
Adjust the description to say "DVD" instead.

Closes https://gitlab.archlinux.org/archlinux/archiso/-/issues/144

CHANGELOG.rst

@@ -13,6 +13,8 @@ Changed
 
 - Explicitly add ldns to releng (as opposed to it only being pulled in as a dependency of another package) to ensure
   ``drill`` remains available.
+- Update the releng ISO description to "Arch Linux Live/Rescue DVD" since the ISO size now exceeds the maximum size of
+  a CD (900 MiB).
 
 Deprecated
 ----------

configs/releng/profiledef.sh

@@ -4,7 +4,7 @@
 iso_name="archlinux"
 iso_label="ARCH_$(date --date="@${SOURCE_DATE_EPOCH:-$(date +%s)}" +%Y%m)"
 iso_publisher="Arch Linux <https://archlinux.org>"
-iso_application="Arch Linux Live/Rescue CD"
+iso_application="Arch Linux Live/Rescue DVD"
 iso_version="$(date --date="@${SOURCE_DATE_EPOCH:-$(date +%s)}" +%Y.%m.%d)"
 install_dir="arch"
 buildmodes=('iso')