[omdb] typo fix in error message (#4631)

Noticed this while investigating #4621: ``` warning: 16 collection errorwere s reported above ```
oxidecomputer · Dec 7, 2023 · 03823f1 · 03823f1
1 parent b3c07a9
commit 03823f1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/dev-tools/omdb/src/bin/omdb/db.rs b/dev-tools/omdb/src/bin/omdb/db.rs
@@ -2477,8 +2477,8 @@ async fn cmd_db_inventory_collections_show(
         eprintln!(
             "warning: {} collection error{} {} reported above",
             nerrors,
+            if nerrors == 1 { "" } else { "s" },
             if nerrors == 1 { "was" } else { "were" },
-            if nerrors == 1 { "" } else { "s" }
         );
     }