Fix trailing whitespace

trim trailing whitespace.................................................Failed

• hook id: trailing-whitespace
• exit code: 1
• files were modified by this hook

Fixing app/templates/account/certify.html Fixing app/init.py Fixing app/templates/auth/SignUp.html Fixing app/templates/account/blocked.html Fixing app/templates/account/unauthorized.html Fixing app/static/scripts/function.js Fixing tasks.py