Improve spell checker using codespell

* Configures automated spell checking with codespell
Adds GitHub workflows and configuration files for automated spell checking using `codespell`.

This includes:
- A workflow for checking pull requests and preventing new typos
- A workflow for automatically fixing typos in the main codebase
- Configuration files for `codespell` to ignore specific terms and file types
- Documentation on how to use and configure the spell checking workflows.

* Corrects minor spelling and grammar errors.

ApplicationLibCode/ProjectDataModel/Streamlines/RimStreamlineInViewCollection.cpp

@@ -5,7 +5,7 @@
 //  ResInsight is free software: you can redistribute it and/or modify
 //  it under the terms of the GNU General Public License as published by
 //  the Free Software Foundation, either version 3 of the License, or
-//  (at your option) any later versio<n.
+//  (at your option) any later version.
 //
 //  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
 //  WARRANTY; without even the implied warranty of MERCHANTABILITY or