Update ci.yaml

Author: kezhenxu94

.github/workflows/ci.yaml

@@ -53,11 +53,11 @@ jobs:
           - os: ubuntu
             java-version: 21
     steps:
+      - name: Support longpaths
+        run: git config --system core.longpaths true
       - uses: actions/checkout@v2
         with:
           submodules: true
-      - name: Support longpaths
-        run: git config --system core.longpaths true
       - name: Cache local Maven repository
         uses: actions/cache@v4
         with: