delete tv dependencies

Author: BROBIRD

tv/src/main/java/com/github/shadowsocks/tv/MainPreferenceFragment.kt

@@ -53,7 +53,6 @@ import com.github.shadowsocks.utils.Key
 import com.github.shadowsocks.utils.datas
 import com.github.shadowsocks.utils.printLog
 import com.github.shadowsocks.utils.readableMessage
-import com.google.android.gms.oss.licenses.OssLicensesMenuActivity
 
 class MainPreferenceFragment : LeanbackPreferenceFragmentCompat(), ShadowsocksConnection.Callback,
         OnPreferenceDataStoreChangeListener {
@@ -268,10 +267,6 @@ class MainPreferenceFragment : LeanbackPreferenceFragmentCompat(), ShadowsocksCo
             Toast.makeText(requireContext(), "https://shadowsocks.org/android", Toast.LENGTH_SHORT).show()
             true
         }
-        Key.aboutOss -> {
-            startActivity(Intent(context, OssLicensesMenuActivity::class.java))
-            true
-        }
         else -> super.onPreferenceTreeClick(preference)
     }