Add Infestation Launcher

[MichaelHinrichs]

SteamDB app page links to a few games using this

• Infestation: The New Z
• Infestation: Battle Royale
• Infestation: Survivor Stories 2020

Brief explanation of the change

Find InfestationLauncher.exe.

[SteamDB-Tracker]

After running changed rules in this pull request (this bot only tests rules.ini changes):

Changed technologies: Launcher.Infestation

These apps now match: (3) 226700 555570 1240290

Please confirm that all these changed apps are correct.