[Security] Bump twig/twig from 2.6.0 to 2.6.2

Bumps [twig/twig](https://github.com/twigphp/Twig) from 2.6.0 to 2.6.2. **This update includes security fixes.**
- [Release notes](https://github.com/twigphp/Twig/releases)
- [Changelog](https://github.com/twigphp/Twig/blob/2.x/CHANGELOG)
- [Commits](https://github.com/twigphp/Twig/compare/v2.6.0...v2.6.2)

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

composer.lock

@@ -4427,7 +4427,7 @@
                 },
                 {
                     "name": "Gert de Pagter",
-                    "email": "BackEndTea@gmail.com"
+                    "email": "backendtea@gmail.com"
                 }
             ],
             "description": "Symfony polyfill for ctype functions",
@@ -4818,16 +4818,16 @@
         },
         {
             "name": "twig/twig",
-            "version": "v2.6.0",
+            "version": "v2.6.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twigphp/Twig.git",
-                "reference": "a11dd39f5b6589e14f0ff3b36675d06047c589b1"
+                "reference": "7d7342c8a4059fefb9b8d07db0cc14007021f9b7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig/zipball/a11dd39f5b6589e14f0ff3b36675d06047c589b1",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/7d7342c8a4059fefb9b8d07db0cc14007021f9b7",
-                "reference": "a11dd39f5b6589e14f0ff3b36675d06047c589b1",
+                "reference": "7d7342c8a4059fefb9b8d07db0cc14007021f9b7",
                 "shasum": ""
             },
             "require": {
@@ -4881,7 +4881,7 @@
             "keywords": [
                 "templating"
             ],
-            "time": "2018-12-16T10:36:48+00:00"
+            "time": "2019-01-14T15:00:48+00:00"
         },
         {
             "name": "vlucas/phpdotenv",