Fix typehint for ExtensionInstaller
Fix typehint for ExtensionInstaller

winiceo/bolt,romulo1984/bolt,joshuan/bolt,one988/cm,Raistlfiren/bolt,rossriley/bolt,bolt/bolt,hannesl/bolt,Calinou/bolt,rossriley/bolt,nantunes/bolt,codesman/bolt,bywatersolutions/reports-site,Intendit/bolt,skript-cc/bolt,GDmac/bolt,codesman/bolt,xeddmc/bolt,one988/cm,electrolinux/bolt,rossriley/bolt,hugin2005/bolt,lenvanessen/bolt,hannesl/bolt,Eiskis/bolt-base,GawainLynch/bolt,bywatersolutions/reports-site,HonzaMikula/bolt,Intendit/bolt,Eiskis/bolt-base,tekjava/bolt,hugin2005/bolt,rarila/bolt,HonzaMikula/bolt,lenvanessen/bolt,one988/cm,nikgo/bolt,bolt/bolt,Intendit/bolt,nikgo/bolt,lenvanessen/bolt,GawainLynch/bolt,Calinou/bolt,nikgo/bolt,cdowdy/bolt,nantunes/bolt,nantunes/bolt,tekjava/bolt,rarila/bolt,bywatersolutions/reports-site,CarsonF/bolt,nantunes/bolt,kendoctor/bolt,winiceo/bolt,electrolinux/bolt,xeddmc/bolt,hugin2005/bolt,pygillier/bolt,Calinou/bolt,rarila/bolt,hugin2005/bolt,CarsonF/bolt,xeddmc/bolt,HonzaMikula/masivnipostele,pygillier/bolt,marcin-piela/bolt,pygillier/bolt,romulo1984/bolt,Raistlfiren/bolt,HonzaMikula/masivnipostele,bolt/bolt,HonzaMikula/bolt,joshuan/bolt,hannesl/bolt,GDmac/bolt,Eiskis/bolt-base,rossriley/bolt,electrolinux/bolt,richardhinkamp/bolt,marcin-piela/bolt,skript-cc/bolt,Intendit/bolt,GDmac/bolt,GawainLynch/bolt,cdowdy/bolt,skript-cc/bolt,winiceo/bolt,marcin-piela/bolt,HonzaMikula/bolt,richardhinkamp/bolt,Raistlfiren/bolt,xeddmc/bolt,electrolinux/bolt,GDmac/bolt,GawainLynch/bolt,CarsonF/bolt,bywatersolutions/reports-site,joshuan/bolt,richardhinkamp/bolt,hannesl/bolt,tekjava/bolt,richardhinkamp/bolt,romulo1984/bolt,codesman/bolt,lenvanessen/bolt,nikgo/bolt,cdowdy/bolt,Eiskis/bolt-base,winiceo/bolt,Calinou/bolt,bolt/bolt,Raistlfiren/bolt,tekjava/bolt,one988/cm,romulo1984/bolt,kendoctor/bolt,codesman/bolt,marcin-piela/bolt,kendoctor/bolt,kendoctor/bolt,cdowdy/bolt,rarila/bolt,skript-cc/bolt,HonzaMikula/masivnipostele,HonzaMikula/masivnipostele,CarsonF/bolt,joshuan/bolt,pygillier/bolt