chore: update comment

Author: MasterPtato

Cargo.toml

@@ -585,6 +585,9 @@ members = [
 
 [profile.dev]
 overflow-checks = false
+# "line-tables-only" produces just the line-number DWARF needed for stack
+# traces, skipping variable/type info. Meaningfully faster debug builds
+# (~2 min per engine cross-compile) with no runtime cost.
 debug = "line-tables-only"
 lto = "off"