docs: fmt

Author: erwanor

.changelog/v0.29.0/summary.md

@@ -1,3 +1,3 @@
 *Feb 17, 2023*
 
-This release features modularity improvements for the cryptographic routines, as well as fixes related to block verification and the use of consensus-friendly ed25519 crate.
+This release features modularity improvements for the cryptographic routines, as well as fixes related to block verification and the use of a consensus-friendly ed25519 crate.

CONTRIBUTING.md

@@ -180,9 +180,8 @@ Our release process is as follows:
 2. Push this to a branch `release/vX.Y.Z` according to the version number of the
    anticipated release (e.g. `release/v0.17.0`) and open a **draft PR**.
 3. Bump all relevant versions in the codebase to the new version and push these
-   changes to the release PR. This includes:
-   1. All `Cargo.toml` files (making sure dependencies' versions are updated
-      too).
+   changes to the release PR. This includes all `Cargo.toml` files (making sure
+   dependencies' versions are updated too).
 4. Run `cargo doc --all-features --open` locally to double-check that all the
    documentation compiles and seems up-to-date and coherent. Fix any potential
    issues here and push them to the release PR.