DEV: Add discourse-teambuild to official plugins (#10874)

DEV: Add discourse-teambuild to official plugins (#10874)

Discourse-teambuild is marked official on its Meta topic and is included in the all-the-plugins repo.

diff --git a/lib/plugin/metadata.rb b/lib/plugin/metadata.rb
index 6f5b06a..a5d0952 100644
--- a/lib/plugin/metadata.rb
+++ b/lib/plugin/metadata.rb
@@ -64,6 +64,7 @@ class Plugin::Metadata
     "discourse-spoiler-alert",
     "discourse-user-notes",
     "styleguide",
+    "discourse-teambuild",
     "discourse-tooltips",
     "discourse-translator",
     "discourse-user-card-badges",

GitHub sha: 7afb5be5

This commit appears in #10874 which was approved by CvX and eviltrout. It was merged by tshenry.