Require Laravel 5.2.41 for Session::increment()

Summary:
Upstream merged a proposal of framework improvement we made for D445.

Require the last version, to get it (first version with is 5.2.40).

Reference: laravel/framework#14196

Test Plan:
After a `composer update`, framework should have the
SessionStore::increment method.

Reviewers: dereckson

Differential Revision: https://devcentral.nasqueron.org/D535

composer.json

@@ -6,7 +6,7 @@
     "type": "project",
     "require": {
         "php": ">=5.5.9",
-        "laravel/framework": "5.2.*",
+        "laravel/framework": "^5.2.41",
         "artisaninweb/laravel-enum": "1.0.*",
         "keruald/globalfunctions": "~0.3",
         "laravel/socialite": "^2.0"