Send erase when removing matrix user

src/freedombone-app-matrix

@@ -422,7 +422,7 @@ function create_matrix_user_removal_script {
       echo "BUFFER=\$(sqlite3 homeserver.db \"\$BUSY;select token from access_tokens where user_id like '\$ADMIN' order by id desc limit 1;\")";
       echo "TOKEN=\$(echo \$BUFFER|awk '{print \$2}')";
       echo 'set -x';
-      echo "${curl_command} -X POST \"${homebase}/_matrix/client/r0/admin/deactivate/%40\$remove_username%3A$MATRIX_DOMAIN_NAME?access_token=\$TOKEN\" --data '{}'"; } > $matrix_remove_user
+      echo "${curl_command} -X POST \"${homebase}/_matrix/client/r0/admin/deactivate/%40\$remove_username%3A$MATRIX_DOMAIN_NAME?access_token=\$TOKEN\" --data '{\"erase\": true}'"; } > $matrix_remove_user
 
     chmod +x $matrix_remove_user
 }