[Mediawiki-i18n] Messages.php updates up on 14215

[Ivan R. Lanin]

FYI, as per rev. 14215

Added:
None

Removed:
* 'categories1' => 'Category'
* 'restorelink1' => 'one deleted edit'
* 'subcategorycount1' => "There is $1 subcategory to this category."
* 'categoryarticlecount1' => "There is $1 article in this category."

Changed:
* 'categories' => 'Categories' to 'categories' =>
'{{PLURAL:$1|Category|Categories}}'
* 'administrators' => 'Project:Administrators' to 'administrators' =>
'{{ns:project}}:Administrators'
* 'restorelink' => '$1 deleted edits' to 'restorelink' =>
'{{PLURAL:$1|one deleted edit|$1 deleted edits}}'
* 'subcategorycount' => "There are $1 subcategories to this category."
to 'subcategorycount' => "There {{PLURAL:$1|is one subcategory|are $1
subcategories}} to this category."
* 'categoryarticlecount' => "There are $1 articles in this category."
to 'categoryarticlecount' => "There {{PLURAL:$1|is one article|are $1
articles}} in this category."