fix(disk): Fix Usage Report Capacity Calculation (#2274)

Co-authored-by: cxymds <Cxymds@qq.com>
Co-authored-by: loverustfs <hello@rustfs.com>
Co-authored-by: heihutu <heihutu@gmail.com>

crates/config/src/constants/mod.rs

@@ -14,6 +14,7 @@
 
 pub(crate) mod app;
 pub(crate) mod body_limits;
+pub(crate) mod capacity;
 pub(crate) mod compress;
 pub(crate) mod console;
 pub(crate) mod env;