Updated text

app/src/main/res/values/strings.xml

@@ -899,7 +899,7 @@
     <string name="title_advanced_external_answer" translatable="false">Provide reply templates to other apps</string>
     <string name="title_advanced_shortcuts">Show frequently used contacts in Android share menu</string>
     <string name="title_advanced_ical_tentative">Store received invitations as tentative</string>
-    <string name="title_advanced_ical_email">Store email address of attendees</string>
+    <string name="title_advanced_ical_email">Store email addresses of attendees</string>
     <string name="title_advanced_fts">Build search index</string>
     <string name="title_advanced_fts_indexed">%1$d / %2$d messages indexed (%3$s)</string>
     <string name="title_advanced_classification">Classify messages</string>