Bug#1042582: openjdk-19 build depends on removed openjdk-18-jdk-headless

[Adrian Bunk]

Source: openjdk-19
Version: 19.0.2+7-4
Severity: serious
Tags: ftbfs

https://buildd.debian.org/status/package.php?p=openjdk-19

openjdk-19 build-depends on missing:
- openjdk-18-jdk-headless:mipsel