fix: typo

supportedversions_fonctions.php

@@ -51,7 +51,12 @@ function balise_SUPPORTED_VERSIONS_dist($p) {
  */
 class SupportedVersions
 {
-	private $defaultConfig = [
+	/**
+	 * Configuration par défaut.
+	 *
+	 * @var array<mixed>
+	 */
+	private static $defaultConfig = [
 		'calendar' =>[
 			'min_year' => 'P3Y',
 			'max_year' => 'P5Y',
@@ -143,7 +148,7 @@ class SupportedVersions
 		// Calendar initialization
 		$calendar = isset(self::$config['calendar']) ?
 			self::$config['calendar'] :
-			self::defaultConfig['calendar']
+			self::$defaultConfig['calendar']
 		;
 
 		$nowYear = self::$now->format('Y');
@@ -299,7 +304,7 @@ class SupportedVersions
 	protected static function dateHorizCoord(DateTime $date) {
 		$svg = isset(self::$config['svg']) ?
 			self::$config['svg'] :
-			self::defaultConfig['svg']
+			self::$defaultConfig['svg']
 		;
 
 		$diff = $date->diff(self::$minDate);
@@ -384,7 +389,7 @@ class SupportedVersions
 
 		$svg = isset(self::$config['svg']) ?
 			self::$config['svg'] :
-			self::defaultConfig['svg']
+			self::$defaultConfig['svg']
 		;
 
 		$branches = array_map(
@@ -414,7 +419,7 @@ class SupportedVersions
 
 		$svg = isset(self::$config['svg']) ?
 			self::$config['svg'] :
-			self::defaultConfig['svg']
+			self::$defaultConfig['svg']
 		;
 
 		$top = self::top($branch) + (0.5 * $svg['branch_height']);
@@ -438,7 +443,7 @@ class SupportedVersions
 
 		$svg = isset(self::$config['svg']) ?
 			self::$config['svg'] :
-			self::defaultConfig['svg']
+			self::$defaultConfig['svg']
 		;
 
 		return $margin_left +
@@ -462,7 +467,7 @@ class SupportedVersions
 
 		$svg = isset(self::$config['svg']) ?
 			self::$config['svg'] :
-			self::defaultConfig['svg']
+			self::$defaultConfig['svg']
 		;
 
 		return intval(