Fix duplication of "Link" and "Unlink" options for HTMLField. (#679)

* fix(settings): Remove duplication of Link and Unlink from HTMLField default settings

* Update test.yml to exclude py38 from CMS 4.1 tests

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Co-authored-by: Fabian Braun <fsbraun@gmx.de>

Author: DmytroLitvinov

.github/workflows/test.yml

@@ -48,6 +48,14 @@ jobs:
             requirements-file: dj50_cms41.txt
           - python-version: 3.8
             requirements-file: dj50_cms41.txt
+          - python-version: 3.8
+            requirements-file: dj41_cms41.txt
+          - python-version: 3.8
+            requirements-file: dj40_cms41.txt
+          - python-version: 3.8
+            requirements-file: dj32_cms41.txt
+          - python-version: 3.8
+            requirements-file: dj42_cms41.txt
           - python-version: 3.9
             requirements-file: dj50_cms41.txt
           - python-version: "3.10"

djangocms_text_ckeditor/static/djangocms_text_ckeditor/js/cms.ckeditor.js

@@ -40,7 +40,6 @@
                 ['Bold', 'Italic', 'Underline', 'Strike', '-', 'Subscript', 'Superscript', '-', 'RemoveFormat'],
                 ['JustifyLeft', 'JustifyCenter', 'JustifyRight', 'JustifyBlock'],
                 ['HorizontalRule'],
-                ['Link', 'Unlink'],
                 ['NumberedList', 'BulletedList'],
                 ['Outdent', 'Indent', '-', 'Blockquote', '-', 'Link', 'Unlink', '-', 'Table'],
                 ['Source']