fixes for tags block under php8
fixes for tags block under php8

haeflimi/concrete5,jaromirdalecky/concrete5,concrete5/concrete5,biplobice/concrete5,biplobice/concrete5,biplobice/concrete5,haeflimi/concrete5,jaromirdalecky/concrete5,mlocati/concrete5,haeflimi/concrete5,haeflimi/concrete5,jaromirdalecky/concrete5,mlocati/concrete5,concrete5/concrete5,jaromirdalecky/concrete5,biplobice/concrete5,concrete5/concrete5,mlocati/concrete5,mlocati/concrete5,concrete5/concrete5