prettier: Fix issues

Pretty unnecessary IMHO, but whatever...

Author: Turbo87

docs/CONTRIBUTING.md

@@ -181,7 +181,6 @@ methods we'd recommend for each operating system:
   as well as `postgresql-contrib`. Here
   are some examples of installation commands that have been tested for the
   following distributions:
-
   - Ubuntu: `sudo apt-get install postgresql postgresql-contrib libpq-dev pkg-config`
   - Fedora: `sudo dnf install postgresql-server postgresql-contrib postgresql-devel pkgconfig`