Merge pull request Smile-SA#1050 from afoucret/fix-range-facet-empty-…

…bounds

Fix empty bounds in range query filters.

src/module-elasticsuite-catalog/Model/Layer/Filter/DecimalFilterTrait.php

@@ -52,7 +52,7 @@ public function apply(\Magento\Framework\App\RequestInterface $request)
 
                 $this->getLayer()->getProductCollection()->addFieldToFilter(
                     $this->getAttributeModel()->getAttributeCode(),
-                    ['gte' => $fromValue, 'lt' => $toValue]
+                    array_filter(['gte' => $fromValue, 'lt' => $toValue])
                 );
 
                 $this->getLayer()->getState()->addFilter(