comment Device does not support RegisterAvailableLinesMessage fix

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@4768 43c1dc8c-776e-4df2-8ef1-6e829299be21


git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@4769 43c1dc8c-776e-4df2-8ef1-6e829299be21