build: update integration test suite to target latest SDK

Signed-off-by: Tom Carrio <tom@carrio.dev>

Author: tcarrio

integration/composer.json

@@ -16,7 +16,7 @@
     ],
     "require": {
         "php": "^7.4 || ^8",
-        "open-feature/sdk": "^0.0.7",
+        "open-feature/sdk": "^1.1.1",
         "open-feature/flagd-provider": "^0.2.0",
         "guzzlehttp/guzzle": "^7.5",
         "guzzlehttp/psr7": "^2.4"
@@ -31,7 +31,7 @@
             "url": "../",
             "options": {
                 "versions": {
-                    "open-feature/sdk": "0.0.7"
+                    "open-feature/sdk": "1.1.1"
                 }
             }
         }