[#1967] Added ChangeLog for #1967

Author: msiodelski

changelog_unreleased/1967-bind-statistics-gathered-using-incorrect-stat-channel-json-locations-in-prometheus-export.md

@@ -0,0 +1,7 @@
+[bug] marcin
+
+    Fix collecting and exporting some of the BIND 9 statistics
+    pertaining to zone transfers. Exporting new statistics to
+    Prometheus: XfrReqDone, AXFRReqv4, AXFRReqv6, IXFRReqv4,
+    IXFRReqv6.
+    (Gitlab #1967)