/usr/share/aide/config/aide/aide.conf.d/31_aide_ntp-server is in aide-common 0.15.1-5.
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 | /var/lib/ntp/ntp\.drift$ VarFile
/var/lib/ntp$ VarDir
!/var/log/ntpstats/peerstats(\.[0-9]{8})? LinkedLog
!/var/log/ntpstats/loopstats(\.[0-9]{8})? LinkedLog
/var/log/ntpstats$ VarDir
/@@{RUN}/ntpd\.pid$ VarFile
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