Fix MFG games anchor links, and add missing Linear Quadratic games to games list table.
Fix MFG games anchor links, and add missing Linear Quadratic games to games list table.

PiperOrigin-RevId: 426110575
Change-Id: I79448255d6b75780950025cd9e87d158cb442a80

deepmind/open_spiel,deepmind/open_spiel,deepmind/open_spiel,deepmind/open_spiel,deepmind/open_spiel,deepmind/open_spiel