[3.12] main/bind: backport security upgrade to 9.16.6
Backport of !11820 (merged).
Note that only 9.11 (extended support) and 9.16 are currently maintained stable versions (not 9.14).
Backport of !11820 (merged).
Note that only 9.11 (extended support) and 9.16 are currently maintained stable versions (not 9.14).