Minor comment fix.

Author: nnethercote

compiler/rustc_monomorphize/src/partitioning.rs

@@ -421,9 +421,9 @@ fn merge_codegen_units<'tcx>(
         // zero-padded suffixes, which means they are automatically sorted by
         // names. The numeric suffix width depends on the number of CGUs, which
         // is always greater than zero:
-        // - [1,9]     CGUS: `0`, `1`, `2`, ...
-        // - [10,99]   CGUS: `00`, `01`, `02`, ...
-        // - [100,999] CGUS: `000`, `001`, `002`, ...
+        // - [1,9]     CGUs: `0`, `1`, `2`, ...
+        // - [10,99]   CGUs: `00`, `01`, `02`, ...
+        // - [100,999] CGUs: `000`, `001`, `002`, ...
         // - etc.
         //
         // If we didn't zero-pad the sorted-by-name order would be `XYZ-cgu.0`,