Update sprintf %lu in getFileBlock

Added sprintf arguments type casting from size_t to unsigned long (or unsigned long long on 64-bit arch)

Author: fronders

src/SparkFun_u-blox_SARA-R5_Arduino_Library.cpp

@@ -5606,9 +5606,11 @@ SARA_R5_error_t SARA_R5::getFileBlock(const String& filename, char* buffer, size
   {
     return SARA_R5_ERROR_OUT_OF_MEMORY;
   }
-
-  sprintf(command, "%s=\"%s\",%lu,%lu", SARA_R5_FILE_SYSTEM_READ_BLOCK, filename.c_str(), offset, requested_length);
-
+#ifdef ULLONG_MAX
+  sprintf(command, "%s=\"%s\",%llu,%llu", SARA_R5_FILE_SYSTEM_READ_BLOCK, filename.c_str(), (unsigned long long) offset, (unsigned long long) requested_length);
+#else
+  sprintf(command, "%s=\"%s\",%lu,%lu", SARA_R5_FILE_SYSTEM_READ_BLOCK, filename.c_str(), (unsigned long) offset, (unsigned long) requested_length);
+#endif
   sendCommand(command, true);
 
   int ich;