[CI] Bump Sylius version to the stable one (#334)

Author: mpysiak

.github/workflows/build.yaml

@@ -21,7 +21,7 @@ jobs:
             matrix:
                 php: ["8.2", "8.3"]
                 symfony: ["^6.4", "^7.1"]
-                sylius: ["~2.0.x-dev"]
+                sylius: ["~2.0.1"]
                 database: ["mysql", "postgres"]
                 mysql: ["8.4"]
                 postgres: ["15.8"]
@@ -32,7 +32,7 @@ jobs:
                     -   php: "8.3"
                         symfony: "^7.1"
                         database: "mysql"
-                        sylius: "~2.0.x-dev"
+                        sylius: "~2.0.1"
                         mysql: "8.4"
                         node: "20.x"
                         state_machine_adapter: "winzou_state_machine"