Port and related changes for secure connections with nginx as reverse proxy

sdk-lib/src/main/java/cash/z/ecc/android/sdk/internal/service/LightWalletGrpcService.kt

@@ -163,7 +163,7 @@ class LightWalletGrpcService private constructor(
                 .context(appContext)
                 .enableFullStreamDecompression()
                 .apply {
-                    usePlaintext()
+                    useTransportSecurity()
                    /*
                     if (lightWalletEndpoint.isSecure) {
                         useTransportSecurity()

sdk-lib/src/main/java/cash/z/ecc/android/sdk/model/LightWalletEndpointExt.kt

@@ -20,25 +20,25 @@ fun LightWalletEndpoint.Companion.defaultForNetwork(zcashNetwork: ZcashNetwork):
  */
 private const val COMPUTER_LOCALHOST = "10.0.2.2"
 
-private const val DEFAULT_PORT = 9067
+private const val DEFAULT_PORT = 443
 
 val LightWalletEndpoint.Companion.Mainnet
     get() = LightWalletEndpoint(
         "lite2.hushpool.is",
         DEFAULT_PORT,
-        isSecure = false
+        isSecure = true
     )
 
 val LightWalletEndpoint.Companion.Testnet
     get() = LightWalletEndpoint(
         "lite2.hushpool.is",
         DEFAULT_PORT,
-        isSecure = false
+        isSecure = true
     )
 
 val LightWalletEndpoint.Companion.Darkside
     get() = LightWalletEndpoint(
         COMPUTER_LOCALHOST,
         DEFAULT_PORT,
-        isSecure = false
+        isSecure = true
     )