Merge pull request rails#50485 from hexdevs/ta/fix-fedora-instructions

docs: fix ImageMagick package name on fedora [ci-skip]

Author: skipkayhil

guides/source/development_dependencies_install.md

@@ -139,7 +139,7 @@ $ sudo npm install --global yarn
 To install all run:
 
 ```bash
-$ sudo dnf install sqlite-devel sqlite-libs mysql-server mysql-devel postgresql-server postgresql-devel redis memcached imagemagick ffmpeg mupdf libxml2-devel vips poppler-utils
+$ sudo dnf install sqlite-devel sqlite-libs mysql-server mysql-devel postgresql-server postgresql-devel redis memcached ImageMagick ffmpeg mupdf libxml2-devel vips poppler-utils
 
 # Install Yarn
 # Use this command if you do not have Node.js installed