Redetect indent and line endings after language server replaces documents (#2778)

* redetect indent and line endings after language server replaces document

* removes nested if

* always redetect indent and line endings after format

This reverts commit 764d14f55894dc7213e48022dfa0f91829b8ef59.

helix-term/src/commands.rs

@@ -2343,6 +2343,7 @@ async fn make_format_callback(
             if doc.version() == doc_version {
                 doc.apply(&Transaction::from(format), view_id);
                 doc.append_changes_to_history(view_id);
+                doc.detect_indent_and_line_ending();
                 if let Modified::SetUnmodified = modified {
                     doc.reset_modified();
                 }