build(deps-dev): update phpstan/phpstan requirement from 1.9.4 to 1.9…

….14 (#197)

Updates the requirements on [phpstan/phpstan](https://github.com/phpstan/phpstan) to permit the latest version.
- [Release notes](https://github.com/phpstan/phpstan/releases)
- [Changelog](https://github.com/phpstan/phpstan/blob/1.10.x/CHANGELOG.md)
- [Commits](phpstan/phpstan@1.9.4...1.9.14)

---
updated-dependencies:
- dependency-name: phpstan/phpstan
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

composer.json

@@ -24,7 +24,7 @@
 		"nette/finder": "~2.5",
 		"nette/neon": "~3.0",
 		"phpstan/extension-installer": "1.2.0",
-		"phpstan/phpstan": "1.9.4",
+		"phpstan/phpstan": "1.9.14",
 		"phpstan/phpstan-deprecation-rules": "1.1.1",
 		"phpstan/phpstan-strict-rules": "1.4.4",
 		"symfony/config": "~4.4 || ~5.0",

src/Drivers/PdoPgsql/PdoPgsqlResultNormalizerFactory.php

@@ -53,7 +53,8 @@ public function __construct()
 
 		$this->intervalNormalizer = static function($value): ?DateInterval {
 			if ($value === null) return null;
-			return DateInterval::createFromDateString($value);
+			$interval = DateInterval::createFromDateString($value);
+			return $interval !== false ? $interval : null;
 		};
 
 		$this->varBitNormalizer = static function($value) {

src/Drivers/Pgsql/PgsqlResultNormalizerFactory.php

@@ -60,7 +60,8 @@ public function __construct()
 
 		$this->intervalNormalizer = static function ($value): ?DateInterval {
 			if ($value === null) return null;
-			return DateInterval::createFromDateString($value);
+			$interval = DateInterval::createFromDateString($value);
+			return $interval !== false ? $interval : null;
 		};
 
 		$this->varBitNormalizer = static function ($value) {