fix compose file path

Author: KirillKurdyukov

.github/workflows/tests.yml

@@ -70,7 +70,7 @@ jobs:
       - name: Set up Docker Compose
         uses: hoverkraft-tech/[email protected]
         with:
-          compose-file: "./github/ydb-slice-compose.yaml"
+          compose-file: "./.github/ydb-slice-compose.yaml"
       - name: Run ADO.NET tests
         run: |
           ConnectionString="Host=localhost;Port=3135;Database=/Root/testdb"