Bug fixes and Maintenance release

What's new:

• Bug fixes can't delete post/page/category in v2.9.7
• Can't reorder page/subpage in v2.9.7
• Fix styling in Doks theme
• French language update by @Eliastik
• New Hindi language (hi_HI) by @vdbhb59

What's Changed

• Create hi_HI.ini transaltion file by @vdbhb59 in #733
• Update french translation by @Eliastik in #734

New Contributors

• @vdbhb59 made their first contribution in #733

Full Changelog: v2.9.7...v2.9.8