Docs: TINYDOC-3544 - Remove blank Export to Word Standalone Service page (#4238)

The export-to-word-standalone-service page contained only front matter
with no body content and rendered as a blank page. Remove the source
file and its entry from the generated llms-full.txt index.

Author: kemister85

modules/ROOT/attachments/llms-full.txt

@@ -470,7 +470,6 @@ This section provides a complete list of all 411 documentation pages available i
 - **Export to PDF with JWT authentication (PHP) Guide (php)**: https://www.tiny.cloud/docs/tinymce/latest/export-to-pdf-v2-with-jwt-authentication-php/index.md
 - **Export to PDF with JWT authentication (PHP) Guide (php)**: https://www.tiny.cloud/docs/tinymce/latest/export-to-pdf-with-jwt-authentication-php/index.md
 - **Export to Word plugin**: https://www.tiny.cloud/docs/tinymce/latest/exportword/index.md
-- **Export to Word Standalone Service**: https://www.tiny.cloud/docs/tinymce/latest/export-to-word-standalone-service/index.md
 - **Export to Word with JWT authentication (Node.js) Guide**: https://www.tiny.cloud/docs/tinymce/latest/export-to-word-with-jwt-authentication-nodejs/index.md
 - **Export to Word with JWT authentication (PHP) Guide**: https://www.tiny.cloud/docs/tinymce/latest/export-to-word-with-jwt-authentication-php/index.md
 - **HTML to Docx Converter API**: https://www.tiny.cloud/docs/tinymce/latest/html-to-docx-converter-api/index.md