Description:
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$nf = new \NumberFormatter("fr", \NumberFormatter::CURRENCY);
echo '<br>',$nf->formatCurrency(12345.67, "EUR");

Result : 12?345,67 €, should return 12 345,67 €

It was working before upgrading php 7.3.3 -> 7.3.4


Test script:
---------------
$nf = new \NumberFormatter("fr", \NumberFormatter::CURRENCY);
echo '<br>',$nf->formatCurrency(12345.67, "EUR");

$nf = new \NumberFormatter("fr_FR", \NumberFormatter::CURRENCY);
echo '<br>',$nf->formatCurrency(12345.67, "EUR");

$nf = new \NumberFormatter("fr_CA", \NumberFormatter::CURRENCY);
echo '<br>',$nf->formatCurrency(12345.67, "EUR");

Expected result:
----------------
12 345,67 € for fr and fr_FR

Actual result:
--------------
12?345,67 € for fr and fr_FR
12 345,67 € for fr_CA