Corrected text in related for Titel Mailspring
Corrected text in related for Titel Mailspring

SigmaITC/sigmaitc.github.io,SigmaITC/sigmaitc.github.io,SigmaITM/sigmaitm.github.io,SigmaITM/sigmaitm.github.io,SigmaITC/sigmaitc.github.io,SigmaITC/sigmaitc.github.io