Fix allow netbird traffic for nftables and userspace (#1446)

Add default allow rules for input and output chains as part of the allownetbird call for userspace mode

.github/workflows/android-build-validation.yml

@@ -22,6 +22,13 @@ jobs:
           go-version: "1.21.x"
       - name: Setup Android SDK
         uses: android-actions/setup-android@v2
+
+      - name: Setup Java
+        uses: actions/setup-java@v3
+        with:
+          java-version: "8"
+          distribution: "adopt"
+
       - name: NDK Cache
         id: ndk-cache
         uses: actions/cache@v3
@@ -38,4 +45,4 @@ jobs:
         run: PATH=$PATH:$(go env GOPATH) gomobile bind -o $GITHUB_WORKSPACE/netbird.aar -javapkg=io.netbird.gomobile -ldflags="-X golang.zx2c4.com/wireguard/ipc.socketDirectory=/data/data/io.netbird.client/cache/wireguard -X github.com/netbirdio/netbird/version.version=buildtest"  $GITHUB_WORKSPACE/client/android
         env:
           CGO_ENABLED: 0
-          ANDROID_NDK_HOME: /usr/local/lib/android/sdk/ndk/23.1.7779620
+          ANDROID_NDK_HOME: /usr/local/lib/android/sdk/ndk/23.1.7779620