Upgrade language server

amiralies · amiralies · commit f06235a9137e · 2021-02-05T18:06:57.000+03:30
diff --git a/elixir-ls b/elixir-ls
@@ -1 +1 @@
-Subproject commit 3acc1fdb2ef2c1167935f7b6e74300e039200ec5
+Subproject commit 4cc7f6c63d71f70511e67ae3d16f86965947cf46
