sip.js: removed unaccessible 'call-id' stringifier from strinfgifiers table
sip.js: removed unaccessible 'call-id' stringifier from strinfgifiers table

Signed-off-by: Kirill Mikhailov <0f3f7051f127a7dd3500665f861cf9004c9d4d2f@gmail.com>

newpouy/sip.js,kirm/sip.js