Fix a typo in the documentation for the strict_shr function

Author: reddevilmidzy

library/core/src/num/int_macros.rs

@@ -1497,7 +1497,7 @@ macro_rules! int_impl {
             }
         }
 
-        /// Strict shift right. Computes `self >> rhs`, panicking `rhs` is
+        /// Strict shift right. Computes `self >> rhs`, panicking if `rhs` is
         /// larger than or equal to the number of bits in `self`.
         ///
         /// # Panics

library/core/src/num/uint_macros.rs

@@ -1902,7 +1902,7 @@ macro_rules! uint_impl {
             }
         }
 
-        /// Strict shift right. Computes `self >> rhs`, panicking `rhs` is
+        /// Strict shift right. Computes `self >> rhs`, panicking if `rhs` is
         /// larger than or equal to the number of bits in `self`.
         ///
         /// # Panics