modint: allow(clippy::unreadable_literal)

Author: mizar

src/modint.rs

@@ -1050,6 +1050,7 @@ impl_folding! {
 
 #[cfg(test)]
 mod tests {
+    #![allow(clippy::unreadable_literal)]
     use crate::modint::ModInt;
     use crate::modint::ModInt1000000007;