add Strategy Action Game Engine

[diedyesterdaywastaken]

SteamDB app page links to a few games using this

#494

Brief explanation of the change

this regex should detect every game provided in the issue (besides the last one, it uses GlyphX), but I don't know if this engine powers any other games...

closes #494

[SteamDB-Tracker]

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

Changed technologies: Engine.SAGE

These apps now match: (6) 17480 24710 24790 24800 24810 47700

Please confirm that all these changed apps are correct.