N°6934 - Symfony 6.4 - upgrade Symfony bundles to 6.4 (#580)

* Update Symfony lib to version ~6.4.0
* Update code missing return type
* Add an iTop general configuration entry to store application secret (Symfony mandatory parameter)
* Use dependency injection in ExceptionListener & UserProvider classes

lib/symfony/string/Resources/data/wcswidth_table_zero.php

@@ -3,8 +3,8 @@
 /*
  * This file has been auto-generated by the Symfony String Component for internal use.
  *
- * Unicode version: 14.0.0
- * Date: 2021-09-17T09:20:30+02:00
+ * Unicode version: 15.1.0
+ * Date: 2023-09-13T11:47:13+00:00
  */
 
 return [
@@ -382,7 +382,7 @@ return [
     ],
     [
         3784,
-        3789,
+        3790,
     ],
     [
         3864,
@@ -920,6 +920,10 @@ return [
         69291,
         69292,
     ],
+    [
+        69373,
+        69375,
+    ],
     [
         69446,
         69456,
@@ -1008,6 +1012,10 @@ return [
         70206,
         70206,
     ],
+    [
+        70209,
+        70209,
+    ],
     [
         70367,
         70367,
@@ -1252,6 +1260,30 @@ return [
         73459,
         73460,
     ],
+    [
+        73472,
+        73473,
+    ],
+    [
+        73526,
+        73530,
+    ],
+    [
+        73536,
+        73536,
+    ],
+    [
+        73538,
+        73538,
+    ],
+    [
+        78912,
+        78912,
+    ],
+    [
+        78919,
+        78933,
+    ],
     [
         92912,
         92916,
@@ -1348,6 +1380,10 @@ return [
         122918,
         122922,
     ],
+    [
+        123023,
+        123023,
+    ],
     [
         123184,
         123190,
@@ -1360,6 +1396,10 @@ return [
         123628,
         123631,
     ],
+    [
+        124140,
+        124143,
+    ],
     [
         125136,
         125142,