Bump spatie/array-to-xml from 2.12.1 to 2.13.0 in /server

Bumps [spatie/array-to-xml](https://github.com/spatie/array-to-xml) from 2.12.1 to 2.13.0.
- [Release notes](https://github.com/spatie/array-to-xml/releases)
- [Changelog](https://github.com/spatie/array-to-xml/blob/master/CHANGELOG.md)
- [Commits](https://github.com/spatie/array-to-xml/compare/2.12.1...2.13.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

server/composer.json

@@ -8,7 +8,7 @@
         "delight-im/auth": "dev-master",
         "ulrichsg/getopt-php": "dev-master",
         "nikic/fast-route": "^2.0@dev",
-        "spatie/array-to-xml": "^2.12"
+        "spatie/array-to-xml": "^2.13"
     },
     "license": "GPL-3.0-or-later",
     "authors": [

server/composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "ffd1bee3fe25ca49cc10db3ca80d9595",
+    "content-hash": "0e3e20960c2b8fb600ba4e052f0e2c8c",
     "packages": [
         {
             "name": "delight-im/auth",
@@ -266,16 +266,16 @@
         },
         {
             "name": "spatie/array-to-xml",
-            "version": "2.12.1",
+            "version": "2.13.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/spatie/array-to-xml.git",
-                "reference": "4831815be245cdc40ed308a334b57ef64433533e"
+                "reference": "9067a5b041a04e74d08657519c2d8ffed91b4879"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/spatie/array-to-xml/zipball/4831815be245cdc40ed308a334b57ef64433533e",
-                "reference": "4831815be245cdc40ed308a334b57ef64433533e",
+                "url": "https://api.github.com/repos/spatie/array-to-xml/zipball/9067a5b041a04e74d08657519c2d8ffed91b4879",
+                "reference": "9067a5b041a04e74d08657519c2d8ffed91b4879",
                 "shasum": ""
             },
             "require": {
@@ -312,7 +312,7 @@
                 "convert",
                 "xml"
             ],
-            "time": "2020-06-18T08:47:55+00:00"
+            "time": "2020-08-22T08:46:19+00:00"
         },
         {
             "name": "symfony/polyfill-ctype",