chore: add to CHANGELOG

Author: arielherself

CHANGELOG.md

@@ -407,3 +407,7 @@
 - Fixed a bug where LSP ranges would be incorrect when a file contained characters
   that were represented wit more than one byte in UTF-8.
   ([Surya Rose](https://github.com/GearsDatapacks))
+
+- Only print the user-friendly LSP message when stdin is a terminal to avoid
+  emitting redundant logs.
+  ([Ariel Parker](https://github.com/arielherself))