docs(spelling): Add codespell config + github action, run and fix a good number of typos (#3645)

platform/docs/versioned_docs/version-2.0-deprecated/development/getting-started.md

@@ -14,7 +14,7 @@ we make to the OHIF Viewer, then follow these steps:
 - [Fork][fork-a-repo] the [OHIF/Viewers][ohif-viewers-repo] repository
 - [Create a local clone][clone-a-repo] of your fork
   - `git clone https://github.com/YOUR-USERNAME/Viewers`
-- Add OHIF/Viewers as a [remote repository][add-remote-repo] labled `upstream`
+- Add OHIF/Viewers as a [remote repository][add-remote-repo] labeled `upstream`
   - Navigate to the cloned project's directory
   - `git remote add upstream https://github.com/OHIF/Viewers.git`