Merge pull request #7023 from RocketChat/sidenav-roomlist

packages/rocketchat-lib/lib/roomTypesCommon.js

packages/rocketchat-lib/startup/defaultRoomTypes.js

packages/rocketchat-livechat/roomType.js

packages/rocketchat-theme/client/imports/base.less

packages/rocketchat-theme/client/imports/rtl.less

packages/rocketchat-ui-sidenav/client/channels.html

packages/rocketchat-ui-sidenav/client/channels.js

packages/rocketchat-ui-sidenav/client/channelsAnonymous.html

packages/rocketchat-ui-sidenav/client/channelsAnonymous.js

packages/rocketchat-ui-sidenav/client/combined.html

packages/rocketchat-ui-sidenav/client/combined.js

packages/rocketchat-ui-sidenav/client/directMessages.html

packages/rocketchat-ui-sidenav/client/directMessages.js

packages/rocketchat-ui-sidenav/client/privateGroups.html

packages/rocketchat-ui-sidenav/client/privateGroups.js

packages/rocketchat-ui-sidenav/client/privateGroupsFlex.html

packages/rocketchat-ui-sidenav/client/privateGroupsFlex.js

packages/rocketchat-ui-sidenav/client/roomList.html

packages/rocketchat-ui-sidenav/client/roomList.js

packages/rocketchat-ui-sidenav/client/sideNav.html