Update release.yml

Fix CI not checking submodules

Author: nicocha30

.github/workflows/release.yml

@@ -15,9 +15,10 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          submodules: true
       -
         name: Set up Go
         uses: actions/setup-go@v4