Fix styling

Author: freekmurze

src/Analytics.php

@@ -212,7 +212,7 @@ public function get(
         int $maxResults = 10,
         array $orderBy = [],
         int $offset = 0,
-        FilterExpression $dimensionFilter = null,
+        ?FilterExpression $dimensionFilter = null,
         bool $keepEmptyRows = false,
     ): Collection {
         return $this->client->get(

src/AnalyticsClient.php

@@ -35,7 +35,7 @@ public function get(
         int $maxResults = 10,
         array $orderBy = [],
         int $offset = 0,
-        FilterExpression $dimensionFilter = null,
+        ?FilterExpression $dimensionFilter = null,
         bool $keepEmptyRows = false,
     ): Collection {
         $typeCaster = resolve(TypeCaster::class);

src/AnalyticsServiceProvider.php

@@ -34,7 +34,7 @@ public function bootingPackage()
         });
     }
 
-    protected function guardAgainstInvalidConfiguration(array $analyticsConfig = null): void
+    protected function guardAgainstInvalidConfiguration(?array $analyticsConfig = null): void
     {
         if (empty($analyticsConfig['property_id'])) {
             throw InvalidConfiguration::propertyIdNotSpecified();

src/Period.php

@@ -5,8 +5,8 @@
 use Carbon\Carbon;
 use DateTimeInterface;
 use Google\Analytics\Data\V1beta\DateRange;
-use Spatie\Analytics\Exceptions\InvalidPeriod;
 use Illuminate\Support\Traits\Macroable;
+use Spatie\Analytics\Exceptions\InvalidPeriod;
 
 class Period
 {