crio-wipe: Fix int compare in lib.bash
With the current code running crio-wipe.bash will
error on operand expected (error token is ""1" + 0").
This patch uses  declare -i will define new/old as integer
Fixes
@@ -23,8 +23,9 @@ check_versions_wipe_if_necessary() {
# $2 should be the old version
# cast as integers to be used
- new=$(("$1" + 0))
- old=$(("$2" + 0))
+ declare -i new=$1
+ declare -i old=$2
+
if [[ $old -lt $new ]]; then
echo "New version detected"
perform_wipe
