OTA: increase blocking download window to 2s

Author: pennam

src/ota/interface/OTAInterfaceDefault.h

@@ -51,7 +51,7 @@ class OTADefaultCloudProcessInterface: public OTACloudProcessInterface {
 
   // The amount of time that each iteration of Fetch has to take at least
   // This mitigate the issues arising from tasks run in main loop that are using all the computing time
-  static constexpr uint32_t downloadTime = 100;
+  static constexpr uint32_t downloadTime = 2000;
 
   enum OTADownloadState: uint8_t {
     OtaDownloadHeader,