remove const-err

Author: almindor

src/lib.rs

@@ -1,6 +1,5 @@
 #![doc = "Peripheral access API for FE310 microcontrollers (generated using svd2rust v0.26.0 ( ))\n\nYou can find an overview of the generated API [here].\n\nAPI features to be included in the [next]
 svd2rust release can be generated by cloning the svd2rust [repository], checking out the above commit, and running `cargo doc --open`.\n\n[here]: https://docs.rs/svd2rust/0.26.0/svd2rust/#peripheral-api\n[next]: https://github.com/rust-embedded/svd2rust/blob/master/CHANGELOG.md#unreleased\n[repository]: https://github.com/rust-embedded/svd2rust"]
-#![deny(const_err)]
 #![deny(dead_code)]
 #![deny(improper_ctypes)]
 #![deny(missing_docs)]