remove redundant tests from remote_file provider
remove redundant tests from remote_file provider

I have gone through these tests one-by-one to confirm that the behavior
they intended to test is still tested elsewhere. See content_spec.rb,
fetcher_spec.rb, and http_spec.rb under spec/unit/provider/remote_file.

sideci-sample/sideci-sample-chef,legal90/chef,docwhat/chef,clintoncwolfe/chef,paulmooring/chef,jkerry/chef,aaron-lane/chef,jk47/chef,jk47/chef,mikefaille/chef,AndyBoucher/Chef-Testing,gsaslis/chef,tbunnyman/chef,zuazo-forks/chef,grubernaut/chef,nguyen-tien-mulodo/chef,pburkholder/chef,clintoncwolfe/chef,nellshamrell/chef,sometimesfood/chef,jblaine/chef,nathwill/chef,permyakovsv/chef,AndyBoucher/Chef-Testing,martinisoft/chef,sysbot/chef,someara/chef,MichaelPereira/chef,jagdeesh109/chef,cgvarela/chef,MsysTechnologiesllc/chef,sometimesfood/chef,polamjag/chef,jagdeesh109/chef,bahamas10/chef,sysbot/chef,swalberg/chef,gsaslis/chef,martinb3/chef,MsysTechnologiesllc/chef,higanworks/chef,jaymzh/chef,martinb3/chef,andrewpsp/chef,robmul/chef,b002368/chef-repo,brettcave/chef,ekometti/chef,tbriggs-curse/chef,karthikrev/chef,cgvarela/chef,smurawski/chef,onlyhavecans/chef,webframp/chef,mio-g/chef,DeWaRs1206/chef,jordane/chef,chef/chef,robmul/chef,jonlives/chef,adamleff/chef,sideci-sample/sideci-sample-chef,zuazo-forks/chef,jkerry/chef,strangelittlemonkey/chef,mal/chef,renanvicente/chef,kaznishi/chef,jk47/chef,mio-g/chef,smurawski/chef,ducthanh/chef,ducthanh/chef,lamont-granquist/chef,skmichaelson/chef,mal/chef,skmichaelson/chef,aaron-lane/chef,ktpan/chef-play,evan2645/chef,ranjib/chef,nvwls/chef,nsdavidson/chef,nellshamrell/chef,grubernaut/chef,jblaine/chef,pburkholder/chef,askl56/chef,ducthanh/chef,criteo-forks/chef,faspl/chef,Ppjet6/chef,nguyen-tien-mulodo/chef,mal/chef,juliandunn/chef,antonifs/chef,ccsplit/chef,ccsplit/chef,smurawski/chef,ccsplit/chef,OpSitters/chef,coderanger/chef,natewalck/chef,tas50/chef-1,nalingarg2/chef-1,cmluciano/chef,smurawski/chef,ccope/chef,docwhat/chef,DeWaRs1206/chef,brettcave/chef,jk47/chef,criteo-forks/chef,lamont-granquist/chef,docwhat/chef,malisettirammurthy/chef,skmichaelson/chef,BackSlasher/chef,cmluciano/chef,lamont-granquist/chef,ranjib/chef,danielsdeleo/seth,adamleff/chef,youngjl1/chef,MsysTechnologiesllc/chef,Kast0rTr0y/chef,MichaelPereira/chef,youngjl1/chef,kaznishi/chef,Igorshp/chef,ranjib/chef,martinisoft/chef,mal/chef,ccope/chef,legal90/chef,tbriggs-curse/chef,h4ck3rm1k3/chef,ckaushik/chef,BackSlasher/chef,faspl/chef,karthikrev/chef,mwrock/chef,ChaosCloud/chef,evan2645/chef,erkolson/chef,jk47/chef,mal/chef,bahamas10/chef,danielsdeleo/seth,nvwls/chef,mikedodge04/chef,OpSitters/chef,zshuo/chef,adamleff/chef,Ppjet6/chef,docwhat/chef,jonlives/chef,onlyhavecans/chef,zshuo/chef,brettcave/chef,Ppjet6/chef,ktpan/chef-play,gene1wood/chef,h4ck3rm1k3/chef,jk47/chef,tas50/chef-1,tbunnyman/chef,nalingarg2/chef-1,custora/chef,robmul/chef,h4ck3rm1k3/chef,higanworks/chef,jonlives/chef,3dinfluence/chef,jordane/chef,martinb3/chef,mio-g/chef,legal90/chef,ktpan/chef-play,faspl/chef,patcon/chef,jaymzh/chef,cgvarela/chef,zshuo/chef,Kast0rTr0y/chef,coderanger/chef,mikedodge04/chef,webframp/chef,kaznishi/chef,mattray/chef,strangelittlemonkey/chef,ccope/chef,nguyen-tien-mulodo/chef,nguyen-tien-mulodo/chef,jkerry/chef,askl56/chef,aaron-lane/chef,legal90/chef,clintoncwolfe/chef,faspl/chef,patcon/chef,acaiafa/chef,webframp/chef,polamjag/chef,Tensibai/chef,nicklv/chef,evan2645/chef,askl56/chef,sempervictus/chef,ducthanh/chef,malisettirammurthy/chef,gene1wood/chef,criteo-forks/chef,jaymzh/chef,andrewpsp/chef,oclaussen/chef,jkerry/chef,sometimesfood/chef,OpSitters/chef,robmul/chef,Kast0rTr0y/chef,cachamber/chef,nvwls/chef,BackSlasher/chef,nguyen-tien-mulodo/chef,higanworks/chef,jimmymccrory/chef,sempervictus/chef,cachamber/chef,3dinfluence/chef,nguyen-tien-mulodo/chef,pburkholder/chef,tomdoherty/chef,aaron-lane/chef,b002368/chef-repo,jblaine/chef,joemiller/chef,ekometti/chef,ccope/chef,smurawski/chef,DeWaRs1206/chef,ChaosCloud/chef,paulmooring/chef,grubernaut/chef,someara/chef,jkerry/chef,kaznishi/chef,juliandunn/chef,josb/chef,juliandunn/chef,nsdavidson/chef,erkolson/chef,onlyhavecans/chef,antonifs/chef,ducthanh/chef,ranjib/chef,polamjag/chef,mikefaille/chef,ckaushik/chef,sideci-sample/sideci-sample-chef,nicklv/chef,mio-g/chef,cgvarela/chef,martinisoft/chef,strangelittlemonkey/chef,malisettirammurthy/chef,circleback/chef,h4ck3rm1k3/chef,coderanger/chef,oclaussen/chef,mio-g/chef,sanditiffin/chef,nvwls/chef,swalberg/chef,sempervictus/chef,oclaussen/chef,renanvicente/chef,mal/chef,gene1wood/chef,cmluciano/chef,mikefaille/chef,ChaosCloud/chef,DeWaRs1206/chef,EasonYi/chef,erkolson/chef,andrewpsp/chef,ckaushik/chef,BackSlasher/chef,ekometti/chef,renanvicente/chef,swalberg/chef,EasonYi/chef,paulmooring/chef,polamjag/chef,nathwill/chef,tbunnyman/chef,Igorshp/chef,tbriggs-curse/chef,cachamber/chef,higanworks/chef,natewalck/chef,tomdoherty/chef,onlyhavecans/chef,mwrock/chef,youngjl1/chef,MsysTechnologiesllc/chef,ducthanh/chef,3dinfluence/chef,sanditiffin/chef,andrewpsp/chef,sometimesfood/chef,juliandunn/chef,nalingarg2/chef-1,tbunnyman/chef,DeWaRs1206/chef,Ppjet6/chef,karthikrev/chef,someara/chef,nathwill/chef,jonlives/chef,mikedodge04/chef,oclaussen/chef,martinb3/chef,zshuo/chef,askl56/chef,BackSlasher/chef,evan2645/chef,jagdeesh109/chef,martinisoft/chef,karthikrev/chef,sometimesfood/chef,evan2645/chef,andrewpsp/chef,paulmooring/chef,sanditiffin/chef,jimmymccrory/chef,jimmymccrory/chef,sekrett/chef,oclaussen/chef,zuazo-forks/chef,custora/chef,nicklv/chef,malisettirammurthy/chef,oclaussen/chef,EasonYi/chef,joemiller/chef,circleback/chef,nvwls/chef,zuazo-forks/chef,sanditiffin/chef,higanworks/chef,Tensibai/chef,sekrett/chef,clintoncwolfe/chef,jonlives/chef,3dinfluence/chef,nicklv/chef,jmhardison/chef,skmichaelson/chef,mattray/chef,jblaine/chef,cachamber/chef,kaznishi/chef,ChaosCloud/chef,malisettirammurthy/chef,mikedodge04/chef,mwrock/chef,mattray/chef,ekometti/chef,bahamas10/chef,nalingarg2/chef-1,bahamas10/chef,MichaelPereira/chef,lamont-granquist/chef,custora/chef,jagdeesh109/chef,gsaslis/chef,ChaosCloud/chef,custora/chef,ccsplit/chef,custora/chef,bahamas10/chef,natewalck/chef,jagdeesh109/chef,askl56/chef,tomdoherty/chef,nellshamrell/chef,jordane/chef,gsaslis/chef,nsdavidson/chef,MichaelPereira/chef,custora/chef,ekometti/chef,karthikrev/chef,AndyBoucher/Chef-Testing,ChaosCloud/chef,someara/chef,legal90/chef,adamleff/chef,nellshamrell/chef,ktpan/chef-play,cmluciano/chef,chef/chef,someara/chef,jmhardison/chef,acaiafa/chef,AndyBoucher/Chef-Testing,grubernaut/chef,youngjl1/chef,tbunnyman/chef,sideci-sample/sideci-sample-chef,paulmooring/chef,Kast0rTr0y/chef,andrewpsp/chef,zuazo-forks/chef,josb/chef,swalberg/chef,tas50/chef-1,sempervictus/chef,chef/chef,baberthal/chef,josb/chef,skmichaelson/chef,aaron-lane/chef,josb/chef,circleback/chef,malisettirammurthy/chef,sysbot/chef,patcon/chef,docwhat/chef,b002368/chef-repo,Igorshp/chef,ranjib/chef,clintoncwolfe/chef,webframp/chef,OpSitters/chef,pburkholder/chef,zuazo-forks/chef,youngjl1/chef,Igorshp/chef,tomdoherty/chef,DeWaRs1206/chef,nathwill/chef,grubernaut/chef,paulmooring/chef,sekrett/chef,nicklv/chef,antonifs/chef,Igorshp/chef,EasonYi/chef,brettcave/chef,faspl/chef,erkolson/chef,karthikrev/chef,mikefaille/chef,youngjl1/chef,sekrett/chef,polamjag/chef,joemiller/chef,tomdoherty/chef,polamjag/chef,joemiller/chef,baberthal/chef,sometimesfood/chef,renanvicente/chef,3dinfluence/chef,adamleff/chef,strangelittlemonkey/chef,permyakovsv/chef,sysbot/chef,mikefaille/chef,circleback/chef,renanvicente/chef,sanditiffin/chef,ccope/chef,tbriggs-curse/chef,permyakovsv/chef,3dinfluence/chef,patcon/chef,josb/chef,jmhardison/chef,criteo-forks/chef,Ppjet6/chef,Kast0rTr0y/chef,antonifs/chef,clintoncwolfe/chef,sysbot/chef,Tensibai/chef,skmichaelson/chef,jagdeesh109/chef,jkerry/chef,erkolson/chef,strangelittlemonkey/chef,jimmymccrory/chef,OpSitters/chef,joemiller/chef,nalingarg2/chef-1,tbunnyman/chef,mattray/chef,martinb3/chef,askl56/chef,EasonYi/chef,brettcave/chef,natewalck/chef,mikedodge04/chef,natewalck/chef,nellshamrell/chef,jaymzh/chef,MichaelPereira/chef,jblaine/chef,gsaslis/chef,bahamas10/chef,robmul/chef,ktpan/chef-play,ckaushik/chef,mikedodge04/chef,ktpan/chef-play,jordane/chef,acaiafa/chef,Tensibai/chef,chef/chef,antonifs/chef,tbriggs-curse/chef,sideci-sample/sideci-sample-chef,patcon/chef,nsdavidson/chef,baberthal/chef,josb/chef,joemiller/chef,jmhardison/chef,baberthal/chef,robmul/chef,antonifs/chef,danielsdeleo/seth,coderanger/chef,nalingarg2/chef-1,mio-g/chef,cachamber/chef,jonlives/chef,cgvarela/chef,Tensibai/chef,renanvicente/chef,adamleff/chef,ccsplit/chef,EasonYi/chef,h4ck3rm1k3/chef,Ppjet6/chef,zshuo/chef,webframp/chef,pburkholder/chef,sekrett/chef,ckaushik/chef,permyakovsv/chef,sekrett/chef,jblaine/chef,nsdavidson/chef,danielsdeleo/seth,acaiafa/chef,kaznishi/chef,baberthal/chef,circleback/chef,Igorshp/chef,nicklv/chef,grubernaut/chef,AndyBoucher/Chef-Testing,cachamber/chef,ekometti/chef,AndyBoucher/Chef-Testing,aaron-lane/chef,brettcave/chef,BackSlasher/chef,lamont-granquist/chef,sempervictus/chef,martinisoft/chef,nellshamrell/chef,jmhardison/chef,smurawski/chef,acaiafa/chef,onlyhavecans/chef,jordane/chef,b002368/chef-repo,circleback/chef,sempervictus/chef,danielsdeleo/seth,pburkholder/chef,ccsplit/chef,swalberg/chef,acaiafa/chef,jmhardison/chef,nvwls/chef,martinb3/chef,evan2645/chef,juliandunn/chef,someara/chef,nathwill/chef,MichaelPereira/chef,b002368/chef-repo,gsaslis/chef,gene1wood/chef,sanditiffin/chef,faspl/chef,permyakovsv/chef,nathwill/chef,ckaushik/chef,permyakovsv/chef,swalberg/chef,cgvarela/chef,b002368/chef-repo,Kast0rTr0y/chef,tbriggs-curse/chef,webframp/chef,ranjib/chef,cmluciano/chef,h4ck3rm1k3/chef,OpSitters/chef,onlyhavecans/chef,criteo-forks/chef,erkolson/chef,natewalck/chef,jimmymccrory/chef,docwhat/chef,jimmymccrory/chef,nsdavidson/chef,legal90/chef,tas50/chef-1,mikefaille/chef,patcon/chef,strangelittlemonkey/chef,criteo-forks/chef,baberthal/chef,mattray/chef,zshuo/chef,mwrock/chef,lamont-granquist/chef