Update Composer

composer.lock

@@ -3222,16 +3222,16 @@
         },
         {
             "name": "symfony/dotenv",
-            "version": "v5.1.5",
+            "version": "v5.1.7",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/dotenv.git",
-                "reference": "42d2a18597f4c7cafc0e25b1ad6a1cbb4f2caf05"
+                "reference": "f406eaad1231415bf753fbef5aef267a787af4e5"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/dotenv/zipball/42d2a18597f4c7cafc0e25b1ad6a1cbb4f2caf05",
-                "reference": "42d2a18597f4c7cafc0e25b1ad6a1cbb4f2caf05",
+                "url": "https://api.github.com/repos/symfony/dotenv/zipball/f406eaad1231415bf753fbef5aef267a787af4e5",
+                "reference": "f406eaad1231415bf753fbef5aef267a787af4e5",
                 "shasum": ""
             },
             "require": {
@@ -3290,7 +3290,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-05-28T08:20:44+00:00"
+            "time": "2020-09-02T16:23:27+00:00"
         },
         {
             "name": "symfony/error-handler",