Debug: Show company ratings in town debug window

src/table/newgrf_debug_data.h

@@ -846,6 +846,15 @@ class NIHTown : public NIHelper {
 			seprintf(buffer, lastof(buffer), "    %u: %s", st->index, st->GetCachedName());
 			print(buffer);
 		}
+
+		if (t->have_ratings != 0) {
+			print("  Company ratings:");
+			uint8 bit;
+			FOR_EACH_SET_BIT(bit, t->have_ratings) {
+				seprintf(buffer, lastof(buffer), "    %u: %d", bit, t->ratings[bit]);
+				print(buffer);
+			}
+		}
 	}
 };