This commit updates ckeditor5 to v41.2. See changelog at
https://github.com/ckeditor/ckeditor5/releases/tag/v41.2.0.

Executed commands:

    npm i --save \
        @ckeditor/ckeditor5-alignment@^41.2.0 \
        @ckeditor/ckeditor5-autoformat@^41.2.0 \
        @ckeditor/ckeditor5-basic-styles@^41.2.0 \
        @ckeditor/ckeditor5-block-quote@^41.2.0 \
        @ckeditor/ckeditor5-clipboard@^41.2.0 \
        @ckeditor/ckeditor5-code-block@^41.2.0 \
        @ckeditor/ckeditor5-core@^41.2.0 \
        @ckeditor/ckeditor5-editor-classic@^41.2.0 \
        @ckeditor/ckeditor5-engine@^41.2.0 \
        @ckeditor/ckeditor5-essentials@^41.2.0 \
        @ckeditor/ckeditor5-find-and-replace@^41.2.0 \
        @ckeditor/ckeditor5-font@^41.2.0 \
        @ckeditor/ckeditor5-heading@^41.2.0 \
        @ckeditor/ckeditor5-horizontal-line@^41.2.0 \
        @ckeditor/ckeditor5-html-support@^41.2.0 \
        @ckeditor/ckeditor5-indent@^41.2.0 \
        @ckeditor/ckeditor5-link@^41.2.0 \
        ...