Update check not working

[MalteKiefer]

@emmett1
On these packages I get a 404 error, so we need to update the update script for it:

core/abook 0.6.1
core/bash 5.0.017
core/bitchx 1.2.1
core/ca-certificates 20200508
core/chntpw 140201
core/db 5.3.28
core/docbook-xml 4.5
core/docbook-xsl 1.79.2
core/dwm 20200407
core/dzen2 20130923
core/faenza-icon-theme 1.3.1
core/filesystem 1
core/flashplugin 32.0.0.403
core/fuse2 2.9.9
core/giblib 1.2.4
core/graphviz 2.44.0
core/handbrake 1.3.1
core/iana-etc 20200525
core/iucode-tool 2.3.1
core/js52 52.9.0
core/js60 60.1.0
core/lariza 20.08
core/libburn 1.5.2
core/libdbusmenu-qt 0.9.3+16.04.20160218
core/libtorrent 0.13.8
core/linux 5.4.74
core/mate-icon-theme-faenza 1.20.0
core/mate-themes 3.22.21
core/mozjs 78.4.0
core/msmtp 1.8.14
core/nasm 2.15.05
core/netpbm 10.73.33
core/opera 66.0.3515.36
core/p7zip 17.03
core/palemoon 28.8.4
core/password-store 1.7.3
core/pop-icon-theme 20190104
core/potrace 1.16
core/pulseaudio-alsa 1
core/pwgen 2.08
core/python2-pyqt5 5.13.1
core/python3-pyqt5 5.13.1
core/python3-pyqtwebengine 5.13.1
core/qpdf 10.1.0
core/qt5 5.15.2
core/qt5-webengine-widevine 66.0.3359.181
core/qtwebengine 5.15.1
core/rc 20200821
core/sdhcp git
core/siji-font 20190218
core/st 20200408
core/surf 20200408
core/svboots 20200222
core/terminus-font 4.49.1
core/ttf-joypixels 6.0.0
core/ttf-wps-fonts 20170816
core/unclemez-venom-wallpapers 1.0
core/zip 3.0
multilib/curl-32 7.73.0
multilib/virtualbox-ose-additions 6.1.18
multilib/wine-gecko 2.47
nonfree/android-studio 4.1.1.0
nonfree/discord 0.0.13
nonfree/iridium 2020.11.85
nonfree/nvidia-32 450.66
nonfree/nvidia-modules 450.66
nonfree/nvidia 450.66
nonfree/slack-desktop 4.12.0
nonfree/teams 1.3.00.30857
nonfree/tutanota-desktop-bin 3.80.4
nonfree/vscode-bin 1.52.1
nonfree/wps-office 11.1.0.9719
testing/exempi 2.5.1
testing/geoclue 2.5.5
testing/libgrss 0.7.0
testing/libhandy 0.0.11

[emmett1]

Yeah i will try write update script for those