removing page number for subsection latex table of contents
\setlength{\cftbeforesecskip}{3pt plus.2pt}
\renewcommand{\cftsecfont}{\normalfont}
\renewcommand{\cftsecpagefont}{\normalfont}
\renewcommand{\cftsecleader}{\normalfont\cftdotfill{\cftsecdotsep}}
\renewcommand{\cftsecdotsep}{\cftdotsep}
\cftpagenumbersoff{subsection}