Update release_notes.md
Update release_notes.md
katieporter/docs,hardikjain29/docs,katieporter/docs,ksigler7/docs,katieporter/docs,katieporter/docs,ksigler7/docs,Aonepathan/docs,katieporter/docs,hardikjain29/docs,sendgrid/docs,ksigler7/docs,Whatthefoxsays/docs,hardikjain29/docs,Whatthefoxsays/docs,Aonepathan/docs,Aonepathan/docs,sendgrid/docs,hardikjain29/docs,Aonepathan/docs,hardikjain29/docs,Aonepathan/docs,Whatthefoxsays/docs,sendgrid/docs