/usr/share/glib-2.0/schemas/org.gnome.evolution.plugin.itip.gschema.xml is in evolution-common 3.28.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | <?xml version="1.0" encoding="UTF-8"?>
<schemalist>
<schema path="/org/gnome/evolution/plugin/itip/" id="org.gnome.evolution.plugin.itip" gettext-domain="evolution">
<key type="b" name="delete-processed">
<default>false</default>
<summary>Delete processed</summary>
<description>Whether to delete processed iTip objects</description>
</key>
</schema>
</schemalist>
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