Remove @deprecated from non-deprecated functions
Remove @deprecated from non-deprecated functions

These API changes were made:

`fire` became `trigger`
`stopObserving` became `off`

But the typings have the *latter* as `@deprecated`.
laurentiustamate94/DefinitelyTyped,gandjustas/DefinitelyTyped,YousefED/DefinitelyTyped,mcrawshaw/DefinitelyTyped,abbasmhd/DefinitelyTyped,use-strict/DefinitelyTyped,daptiv/DefinitelyTyped,ashwinr/DefinitelyTyped,psnider/DefinitelyTyped,sledorze/DefinitelyTyped,schmuli/DefinitelyTyped,damianog/DefinitelyTyped,smrq/DefinitelyTyped,abner/DefinitelyTyped,pocesar/DefinitelyTyped,alvarorahul/DefinitelyTyped,abner/DefinitelyTyped,zuzusik/DefinitelyTyped,smrq/DefinitelyTyped,martinduparc/DefinitelyTyped,chrismbarr/DefinitelyTyped,yuit/DefinitelyTyped,shlomiassaf/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,dsebastien/DefinitelyTyped,borisyankov/DefinitelyTyped,subash-a/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,shlomiassaf/DefinitelyTyped,Penryn/DefinitelyTyped,QuatroCode/DefinitelyTyped,danfma/DefinitelyTyped,HPFOD/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,alexdresko/DefinitelyTyped,psnider/DefinitelyTyped,chrootsu/DefinitelyTyped,rcchen/DefinitelyTyped,subash-a/DefinitelyTyped,progre/DefinitelyTyped,johan-gorter/DefinitelyTyped,georgemarshall/DefinitelyTyped,AgentME/DefinitelyTyped,minodisk/DefinitelyTyped,jimthedev/DefinitelyTyped,schmuli/DefinitelyTyped,slavomirvojacek/adbrain-typescript-definitions,martinduparc/DefinitelyTyped,sledorze/DefinitelyTyped,benishouga/DefinitelyTyped,amir-arad/DefinitelyTyped,benishouga/DefinitelyTyped,magny/DefinitelyTyped,aciccarello/DefinitelyTyped,pocesar/DefinitelyTyped,slavomirvojacek/adbrain-typescript-definitions,hellopao/DefinitelyTyped,markogresak/DefinitelyTyped,jimthedev/DefinitelyTyped,scriby/DefinitelyTyped,alvarorahul/DefinitelyTyped,pocesar/DefinitelyTyped,isman-usoh/DefinitelyTyped,benliddicott/DefinitelyTyped,AgentME/DefinitelyTyped,scriby/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,ashwinr/DefinitelyTyped,micurs/DefinitelyTyped,nycdotnet/DefinitelyTyped,danfma/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,arusakov/DefinitelyTyped,syuilo/DefinitelyTyped,paulmorphy/DefinitelyTyped,isman-usoh/DefinitelyTyped,jimthedev/DefinitelyTyped,gandjustas/DefinitelyTyped,arusakov/DefinitelyTyped,johan-gorter/DefinitelyTyped,chrismbarr/DefinitelyTyped,one-pieces/DefinitelyTyped,slavomirvojacek/DefinitelyTyped,AgentME/DefinitelyTyped,yuit/DefinitelyTyped,mcliment/DefinitelyTyped,mcrawshaw/DefinitelyTyped,abbasmhd/DefinitelyTyped,magny/DefinitelyTyped,alexdresko/DefinitelyTyped,arusakov/DefinitelyTyped,georgemarshall/DefinitelyTyped,HPFOD/DefinitelyTyped,schmuli/DefinitelyTyped,arma-gast/DefinitelyTyped,syuilo/DefinitelyTyped,progre/DefinitelyTyped,benishouga/DefinitelyTyped,QuatroCode/DefinitelyTyped,zuzusik/DefinitelyTyped,minodisk/DefinitelyTyped,Penryn/DefinitelyTyped,use-strict/DefinitelyTyped,georgemarshall/DefinitelyTyped,aciccarello/DefinitelyTyped,hellopao/DefinitelyTyped,nycdotnet/DefinitelyTyped,xStrom/DefinitelyTyped,chrootsu/DefinitelyTyped,psnider/DefinitelyTyped,rcchen/DefinitelyTyped,YousefED/DefinitelyTyped,zuzusik/DefinitelyTyped,aciccarello/DefinitelyTyped,arma-gast/DefinitelyTyped,hellopao/DefinitelyTyped,paulmorphy/DefinitelyTyped,dsebastien/DefinitelyTyped,borisyankov/DefinitelyTyped,georgemarshall/DefinitelyTyped,rolandzwaga/DefinitelyTyped,martinduparc/DefinitelyTyped,damianog/DefinitelyTyped,AgentME/DefinitelyTyped,slavomirvojacek/DefinitelyTyped,rolandzwaga/DefinitelyTyped,xStrom/DefinitelyTyped