MAINT: adding spell-check using typos in CI pipeline

Author: Lucas-C

.github/workflows/github-ci.yaml

@@ -76,6 +76,9 @@ jobs:
         echo `ruff --version`
         ruff check pdfly/
 
+    - name: Spell Check Repo
+      uses: crate-ci/[email protected]
+
   package:
     name: Build & verify package
     runs-on: ubuntu-latest