Add changelog entries for PR tarides#90

Author: bbatsov

CHANGES.md

@@ -2,6 +2,11 @@ ocaml-eglot 1.3.0
 ======================
 Wed Feb 25 04:21:45 PM CET 2026
 
+- Remove dead code left over from the xref backend rewrite ([#90](https://github.com/tarides/ocaml-eglot/pull/90))
+- Fix `compare-position` nil handling (was always returning 0) ([#90](https://github.com/tarides/ocaml-eglot/pull/90))
+- Use `find-file-noselect` in `load-uri` to avoid buffer flicker ([#90](https://github.com/tarides/ocaml-eglot/pull/90))
+- Simplify `on-interface` to avoid redundant extension check ([#90](https://github.com/tarides/ocaml-eglot/pull/90))
+- Avoid re-initializing major mode on every type display update ([#90](https://github.com/tarides/ocaml-eglot/pull/90))
 - Allows known compilation artifacts to be displayed via the `ocamlobjinfo` binary ([#56](https://github.com/tarides/ocaml-eglot/pull/56), [#61](https://github.com/tarides/ocaml-eglot/pull/61))
 - A total reimplementation of `xref` more suitable for OCaml ([#64](https://github.com/tarides/ocaml-eglot/pull/64))
 - Remove `C-c C-c` for `ocaml-eglot-error-prev`, clash with usual `compile` ([#67](https://github.com/tarides/ocaml-eglot/pull/67))