Update Documentation to include check for PTP Support

[eshenayo]

ethtool -T

[shekharashishraj]

@NeethuES-intel can we do this ?
We are three members
Ashish Raj Shekhar
Sayantika Paul
Ojas Deodhar

[NeethuESim]

@NeethuES-intel can we do this ? We are three members Ashish Raj Shekhar Sayantika Paul Ojas Deodhar

@shekharashishraj Unfortunately, not one of our projects 😅