Update translation files

locale/bg/LC_MESSAGES/admin_guide/admin_panel.po

locale/bg/LC_MESSAGES/admin_guide/customization.po

locale/bg/LC_MESSAGES/admin_guide/installation.po

locale/bg/LC_MESSAGES/dev_guide/setup.po

locale/bg/LC_MESSAGES/user_guide/apps/document.po

locale/bg/LC_MESSAGES/user_guide/apps/presentation.po

locale/bg/LC_MESSAGES/user_guide/apps/sheets.po

locale/de/LC_MESSAGES/admin_guide/admin_panel.po

locale/de/LC_MESSAGES/admin_guide/customization.po

locale/de/LC_MESSAGES/admin_guide/installation.po

locale/de/LC_MESSAGES/dev_guide/setup.po

locale/de/LC_MESSAGES/user_guide/apps/document.po

locale/de/LC_MESSAGES/user_guide/apps/presentation.po

locale/de/LC_MESSAGES/user_guide/apps/sheets.po

locale/es/LC_MESSAGES/admin_guide/admin_panel.po

locale/es/LC_MESSAGES/admin_guide/customization.po

locale/es/LC_MESSAGES/admin_guide/installation.po

locale/es/LC_MESSAGES/dev_guide/setup.po

locale/es/LC_MESSAGES/user_guide/apps/document.po

locale/es/LC_MESSAGES/user_guide/apps/presentation.po