Restore the number of rows shown on Special:Watchlist

This reverts the result of Iada3a93762dd25fdaf35fb707304abc40bd4a5b1.
This is a manual cherry pick of
Ie722c509a6ad1346b1624abee778f4cbdc79d457,
Ibb23838843a9a1cb8bb23347c3b2de7437861ae0 and necessary parts of
I495d19258205d8713a19aa934a7657aecbe240d4.

Contains only translations of message wlnote which was exported today
with Id59d00bd9402da7fd03a34bd6d0ceb9bd2d00024.

Bug: 62017
Change-Id: I5549e25f22f96eb69059b4d298bc50d11c72f1f1