Add geoip entry to 0.3.5.7 changelog

ChangeLog

@@ -27,6 +27,10 @@ Changes in version 0.3.5.7 - 2019-01-07
     - When possible, place our warning flags in a separate file, to
       avoid flooding verbose build logs. Closes ticket 28924.
 
+  o Minor features (geoip):
+    - Update geoip and geoip6 to the January 3 2019 Maxmind GeoLite2
+      Country database. Closes ticket 29012.
+
   o Minor features (OpenSSL bug workaround):
     - Work around a bug in OpenSSL 1.1.1a, which prevented the TLS 1.3
       key export function from handling long labels. When this bug is

changes/geoip-2019-01-03

@@ -1,4 +0,0 @@
-  o Minor features (geoip):
-    - Update geoip and geoip6 to the January 3 2019 Maxmind GeoLite2
-      Country database. Closes ticket 29012.
-