Fix lint issues reported by staticcheck

Used staticcheck 2022.1.2 (v0.3.2)

See: staticcheck.io

fs/config/rc.go

@@ -72,10 +72,7 @@ See the [listremotes command](/commands/rclone_listremotes/) command for more in
 
 // Return the a list of remotes in the config file
 func rcListRemotes(ctx context.Context, in rc.Params) (out rc.Params, err error) {
-	var remotes = []string{}
-	for _, remote := range LoadedData().GetSectionList() {
-		remotes = append(remotes, remote)
-	}
+	remotes := LoadedData().GetSectionList()
 	out = rc.Params{
 		"remotes": remotes,
 	}