Update dependency erlang to v28.4

renovate[bot] · web-flow · commit 812a419766ef · 2026-03-04T09:56:05.000Z
diff --git a/.tool-versions b/.tool-versions
@@ -1,2 +1,2 @@
 elixir 1.19.5
-erlang 28.3.3
+erlang 28.4
