fix lint error

crates/precompile/src/bls12_381/pairing.rs

@@ -26,6 +26,7 @@ const INPUT_LENGTH: usize = 384;
 /// following structure:
 ///    * 128 bytes of G1 point encoding
 ///    * 256 bytes of G2 point encoding
+///
 /// Each point is expected to be in the subgroup of order q.
 /// Output is 32 bytes where first 31 bytes are equal to 0x00 and the last byte
 /// is 0x01 if pairing result is equal to the multiplicative identity in a pairing