herbstluftwm: minor cleanup

.config/herbstluftwm/autostart

@@ -34,7 +34,6 @@ scripts="$XDG_CONFIG_HOME/herbstluftwm/scripts"
 terminal=kitty
 browser=firefox
 calculator="rofi -show calc"
-calendar="$terminal -e nvim +Agenda"
 feed_reader="$terminal -e newsboat"
 file_manager=thunar
 launcher="rofi -show run"
@@ -134,9 +133,7 @@ hc keybind "$M-1" spawn $file_manager
 hc keybind "$M-2" spawn $browser
 hc keybind "$M-3" spawn $calculator
 hc keybind "$M-4" spawn $music_player
-hc keybind "$M-5" spawn $calendar
 hc keybind "$M-6" spawn virt-manager
-hc keybind "$M-7" spawn $feed_reader
 hc keybind "$M-0" spawn $screen_locker
 
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