mpv: whitelist /usr/share/mpv

Use case: You install scripts in  `/usr/share/mpv` but they remain
inactive. You then symlink them to `/etc/mpv` to activate them if you
want.

etc/profile-a-l/chatterino.profile

@@ -42,6 +42,7 @@ whitelist-ro ${HOME}/.config/mpv
 whitelist-ro ${HOME}/.config/pulse
 whitelist-ro ${HOME}/.config/vlc
 whitelist-ro ${HOME}/.local/share/vlc
+whitelist-ro /usr/share/mpv
 include whitelist-common.inc
 include whitelist-run-common.inc
 include whitelist-runuser-common.inc

etc/profile-a-l/firefox-common-addons.profile

@@ -78,6 +78,7 @@ whitelist ${HOME}/.zotero
 whitelist ${HOME}/dwhelper
 whitelist /usr/share/lua
 whitelist /usr/share/lua*
+whitelist /usr/share/mpv
 
 # GNOME Shell integration (chrome-gnome-shell) needs dbus and python
 noblacklist ${HOME}/.local/share/gnome-shell

etc/profile-m-z/QMediathekView.profile

@@ -47,6 +47,7 @@ whitelist ${HOME}/.local/share/totem
 whitelist ${HOME}/.local/share/xplayer
 whitelist ${HOME}/.local/state/mpv
 whitelist ${HOME}/.mplayer
+whitelist /usr/share/mpv
 whitelist /usr/share/qtchooser
 include whitelist-common.inc
 include whitelist-run-common.inc

etc/profile-m-z/mpv.profile

@@ -66,6 +66,7 @@ whitelist ${HOME}/yt-dlp.conf
 whitelist ${HOME}/yt-dlp.conf.txt
 whitelist /usr/share/lua
 whitelist /usr/share/lua*
+whitelist /usr/share/mpv
 include whitelist-common.inc
 include whitelist-player-common.inc
 include whitelist-usr-share-common.inc