Fix getFormatedDateTime() to use current month instead of previous (#1646)
since the JavaScript Date.getMonth() method returns the month value
starting from 0 (0 to 11), need to add one when using.
Check for details: https://www.w3schools.com/jsref/jsref_getmonth.asp
Bug-Url: https://github.com/oVirt/ovirt-web-ui/issues/1644
Signed-off-by: Sharon Gratch <sgratch@redhat.com>
Signed-off-by: Sharon Gratch <sgratch@redhat.com>