Avoid using unfortunate terms in more places

We have switched all doc guides to use "mirror" or "secondary"
years ago but these were never updated.

Renaming functions and record/HTTP API fields (including CLI tools)
would be major a breaking change, so they will be aliased or renamed
with a lot more extensive review in the future.

1 files changed, 1 insertions, 1 deletions

diff --git a/test/temp/rabbitmqadmin.py b/test/temp/rabbitmqadmin.py
index 525fc379bf..bb4ed118b7 100755
--- a/test/temp/rabbitmqadmin.py
+++ b/test/temp/rabbitmqadmin.py
@@ -673,7 +673,7 @@ class Lister:
                         if depth < max_depth:
                             add(column, depth + 1, subitem, fun)
                 elif type(subitem) == list:
-                    # The first branch has slave nodes in queues in
+                    # The first branch has mirror nodes in queues in
                     # mind (which come out looking decent); the second
                     # one has applications in nodes (which look less
                     # so, but what would look good?).