Fix: Increase reconnection attempts when waking the app.

Based on recent logs, reconnecting seems to be the right thing to do so try it for longer and see if that helps.

src/main/java/cash/z/ecc/android/sdk/block/CompactBlockDownloader.kt

@@ -82,7 +82,7 @@ open class CompactBlockDownloader private constructor(val compactBlockStore: Com
         try {
             result = lightWalletService.getServerInfo()
         } catch (e: StatusRuntimeException) {
-            retryUpTo(2) {
+            retryUpTo(6) {
                 twig("WARNING: reconnecting to service in response to failure (retry #${it + 1}): $e")
                 lightWalletService.reconnect()
                 result = lightWalletService.getServerInfo()