Fix lint warnings for middleware/websockets
Fix lint warnings for middleware/websockets

guilhermebr/caddy,ollie314/caddy,Prezto/caddy,hackintoshrao/caddy,ollie314/caddy,cez81/caddy,coolaj86/caddy,Alienero/caddy,mem/caddy,joshix/caddy,evermax/caddy,tgulacsi/caddy,wangfakang/caddy,tw4452852/caddy,androdev4u/caddy,guilhermebr/caddy,captncraig/caddy,txgruppi/caddy,wmydz1/caddy,elcore/caddy,youprofit/caddy,DenBeke/caddy,dusty/caddy,Karthic-Hackintosh/caddy,ollie314/caddy,tpng/caddy,ChannelMeter/caddy,pschlump/caddy,eiszfuchs/caddy,cez81/caddy,lukw00/caddy,Karthic-Hackintosh/caddy,Karthic-Hackintosh/caddy,tw4452852/caddy,kingland/caddy,yukimochi/caddy,kyroskoh/caddy,Prezto/caddy,tobya/caddy,pyed/caddy,tpng/caddy,Zenithar/caddy,txgruppi/caddy,joshix/caddy,tuxmonteiro/caddy,tpng/caddy,mem/caddy,DenBeke/caddy,liufuqiang/caddy,guilhermebr/caddy,eiszfuchs/caddy,mem/caddy,tobya/caddy,bransorem/caddy,Zenithar/caddy,hackintoshrao/caddy,guilhermebr/caddy,buddhamagnet/caddy,Eagle-X/caddy,androdev4u/caddy,wmydz1/caddy,yukimochi/caddy,kingland/caddy,Eagle-X/caddy,tobya/caddy,yukimochi/caddy,tpng/caddy,bransorem/caddy,buddhamagnet/caddy,wangfakang/caddy,androdev4u/caddy,pschlump/caddy,lukw00/caddy,eiszfuchs/caddy,Prezto/caddy,gcnonato/caddy,Alienero/caddy,Alienero/caddy,pschlump/caddy,pyed/caddy,captncraig/caddy,wangfakang/caddy,tgulacsi/caddy,DenBeke/caddy,Zenithar/caddy,evermax/caddy,tuxmonteiro/caddy,Karthic-Hackintosh/caddy,joshix/caddy,pyed/caddy,wmydz1/caddy,kyroskoh/caddy,tw4452852/caddy,hackintoshrao/caddy,ChannelMeter/caddy,wangfakang/caddy,liufuqiang/caddy,youprofit/caddy,lukw00/caddy,pschlump/caddy,Eagle-X/caddy,dusty/caddy,tobya/caddy,tuxmonteiro/caddy,wmydz1/caddy,mem/caddy,elcore/caddy,kyroskoh/caddy,Zenithar/caddy,eiszfuchs/caddy,tuxmonteiro/caddy,tgulacsi/caddy,buddhamagnet/caddy,youprofit/caddy,hackintoshrao/caddy,buddhamagnet/caddy,dusty/caddy,evermax/caddy,pedronasser/caddy,pedronasser/caddy,kingland/caddy,Prezto/caddy,gcnonato/caddy,txgruppi/caddy,liufuqiang/caddy,dusty/caddy,cez81/caddy,pedronasser/caddy,kyroskoh/caddy,liufuqiang/caddy,bransorem/caddy,pyed/caddy,elcore/caddy,Eagle-X/caddy,coolaj86/caddy,tw4452852/caddy,ollie314/caddy,devangels/caddy,youprofit/caddy,pedronasser/caddy,tgulacsi/caddy,devangels/caddy,DenBeke/caddy,kingland/caddy,lukw00/caddy,evermax/caddy,txgruppi/caddy,captncraig/caddy,devangels/caddy