added sudo

Author: merl111

.github/workflows/dotnet-core.yml

@@ -19,7 +19,7 @@ jobs:
         dotnet-version: 3.1.301
     - name: Install dependencies
       run: |
-        apt-get install libgflags-dev libsnappy-dev zlib1g-dev libbz2-dev libzstd-dev librocksdb-dev
+        sudo apt-get install libgflags-dev libsnappy-dev zlib1g-dev libbz2-dev libzstd-dev librocksdb-dev
         dotnet restore
     - name: Build
       run: dotnet build --configuration Release --no-restore