Correct MSRV info

Author: JSorngard

README.md

@@ -10,7 +10,7 @@ Generate and work with prime numbers in const contexts.
 This crate lets you for example pre-compute prime numbers at compile time, store them in the binary, and use them later for related computations,
 or check whether a number is prime in a const function.
 
-`#![no_std]` compatible, and currently supports Rust versions 1.79.0 or newer, but can be made to support version 1.67.1 by disabling the `const_assert` feature.
+`#![no_std]` compatible, and currently supports Rust versions 1.67.1 or newer.
 
 ## Example: generate primes at compile time
 

src/lib.rs

@@ -3,7 +3,7 @@
 //! This crate lets you for example pre-compute prime numbers at compile time, store them in the binary, and use them later for related computations,
 //! or check whether a number is prime in a const function.
 //!
-//! `#![no_std]` compatible, and currently supports Rust versions 1.79.0 or newer, but can be made to support version 1.67.1 by disabling the `const_assert` feature.
+//! `#![no_std]` compatible, and currently supports Rust versions 1.67.1 or newer.
 //!
 //! # Example: generate primes at compile time
 //!