Bump league/csv from 9.6.0 to 9.6.1

Bumps [league/csv](https://github.com/thephpleague/csv) from 9.6.0 to 9.6.1.
- [Release notes](https://github.com/thephpleague/csv/releases)
- [Changelog](https://github.com/thephpleague/csv/blob/master/CHANGELOG.md)
- [Commits](https://github.com/thephpleague/csv/compare/9.6.0...9.6.1)

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

composer.lock

@@ -2095,16 +2095,16 @@
         },
         {
             "name": "league/csv",
-            "version": "9.6.0",
+            "version": "9.6.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/thephpleague/csv.git",
-                "reference": "7351a74625601914409b42b32cabb91a93773b7b"
+                "reference": "634322df4aed210fdfbb7c94e434dc860da733d9"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/thephpleague/csv/zipball/7351a74625601914409b42b32cabb91a93773b7b",
-                "reference": "7351a74625601914409b42b32cabb91a93773b7b",
+                "url": "https://api.github.com/repos/thephpleague/csv/zipball/634322df4aed210fdfbb7c94e434dc860da733d9",
+                "reference": "634322df4aed210fdfbb7c94e434dc860da733d9",
                 "shasum": ""
             },
             "require": {
@@ -2114,11 +2114,12 @@
             },
             "require-dev": {
                 "ext-curl": "*",
+                "ext-dom": "*",
                 "friendsofphp/php-cs-fixer": "^2.16",
                 "phpstan/phpstan": "^0.12.0",
                 "phpstan/phpstan-phpunit": "^0.12.0",
                 "phpstan/phpstan-strict-rules": "^0.12.0",
-                "phpunit/phpunit": "^8.0"
+                "phpunit/phpunit": "^8.5"
             },
             "suggest": {
                 "ext-dom": "Required to use the XMLConverter and or the HTMLConverter classes",
@@ -2168,7 +2169,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2020-03-17T15:15:35+00:00"
+            "time": "2020-09-05T08:40:12+00:00"
         },
         {
             "name": "league/event",
@@ -9392,12 +9393,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/Roave/SecurityAdvisories.git",
-                "reference": "efe42531c4f320f794e8f7db82afdd32ac8b893e"
+                "reference": "697cfbd44fa43ebb5cd9d5ce6d8fc0edcbce85b8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Roave/SecurityAdvisories/zipball/efe42531c4f320f794e8f7db82afdd32ac8b893e",
-                "reference": "efe42531c4f320f794e8f7db82afdd32ac8b893e",
+                "url": "https://api.github.com/repos/Roave/SecurityAdvisories/zipball/697cfbd44fa43ebb5cd9d5ce6d8fc0edcbce85b8",
+                "reference": "697cfbd44fa43ebb5cd9d5ce6d8fc0edcbce85b8",
                 "shasum": ""
             },
             "conflict": {
@@ -9431,6 +9432,7 @@
                 "contao/listing-bundle": ">=4,<4.4.8",
                 "datadog/dd-trace": ">=0.30,<0.30.2",
                 "david-garcia/phpwhois": "<=4.3.1",
+                "derhansen/sf_event_mgt": "<4.3.1|>=5,<5.1.1",
                 "doctrine/annotations": ">=1,<1.2.7",
                 "doctrine/cache": ">=1,<1.3.2|>=1.4,<1.4.2",
                 "doctrine/common": ">=2,<2.4.3|>=2.5,<2.5.1",
@@ -9681,7 +9683,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-09-02T09:37:47+00:00"
+            "time": "2020-09-02T19:02:24+00:00"
         },
         {
             "name": "sebastian/cli-parser",