docs(mongodb-server-versions): update for latest 8.x release

Author: hasezoey

docs/guides/mongodb-server-versions.md

@@ -32,7 +32,7 @@ Starting with MongoDB version 5.0, the default versions for `mongodb-memory-serv
 | `mongodb-memory-server-core` Version | Default MongoDB Version |
 | :----------------------------------: | :---------------------: |
 |            9.0.x - 9.0.x             |          6.0.9          |
-|           8.14.x - 8.13.x            |         5.0.19          |
+|           8.14.x - 8.16.x            |         5.0.19          |
 |           8.13.x - 8.13.x            |         5.0.18          |
 |           8.11.x - 8.12.x            |         5.0.13          |
 |            8.6.x - 8.10.x            |          5.0.8          |