server/tags: change response key

Since we're using "results" everywhere else, it makes little sense for
tag siblings to use "siblings" node.

1 files changed, 1 insertions, 1 deletions

diff --git a/API.md b/API.md
index b7d239e..5a2c629 100644
--- a/API.md
+++ b/API.md
@@ -491,7 +491,7 @@ data.
 
     ```json5
     {
-        "siblings": [
+        "results": [
             {
                 "tag": <tag>,
                 "occurrences": <occurrence-count>