Yeah. I got a reply from ircc webform saying the last letters are missed due to the lack of space but full name has been recorded in the system. Here's the mail which I received after submitting webform. I got this mail after 3-4 weeks of submitting the webform
Dear Applicant:
Thank you for your recent enquiry to the Migration Section of the High Commission of Canada in New Delhi.
Please note, the name on the counterfoil is truncated due to lack of space but your full name has been recorded in our system. The visa issued is a valid visa.
We trust that this information will be of assistance. We thank you for your patience.