Merge pull request #1 from lpointetf/master

Fix syntax errors for PHP < 7.3

Author: Sti3bas

src/Engines/ArrayEngine.php

@@ -49,7 +49,7 @@ public function update($models)
 
             $this->store->set($model->searchableAs(), $model->getScoutKey(), array_merge(
                 $searchableData,
-                $model->scoutMetadata(),
+                $model->scoutMetadata()
             ));
         });
     }

src/Search.php

@@ -185,7 +185,7 @@ public function assertNothingSynced(): self
         Assert::assertEquals(
             0,
             $this->store->countInHistory(),
-            "Failed asserting that nothing was synced to search index.",
+            "Failed asserting that nothing was synced to search index."
         );
 
         return $this;
@@ -196,7 +196,7 @@ public function assertNothingSyncedTo(string $index): self
         Assert::assertEquals(
             0,
             $this->store->countInHistory($index),
-            "Failed asserting that nothing was synced to '{$index}' search index.",
+            "Failed asserting that nothing was synced to '{$index}' search index."
         );
 
         return $this;