basic SD card remount FDIR

mission/devices/SolarArrayDeploymentHandler.cpp

@@ -50,6 +50,10 @@ ReturnValue_t SolarArrayDeploymentHandler::performOperation(uint8_t operationCod
         // perform autonomous deployment handling
         performAutonomousDepl(sd::SdCard::SLOT_1, dryRunStringInFile(SD_1_DEPL_FILE));
       }
+    } else {
+      // TODO: This is FDIR domain. If both SD cards are not available for whatever reason,
+      //       there is not much we can do except somehow use the scratch buffer which is
+      //       not non-volatile. Implementation effort is considerable as well.
     }
   }
   readCommandQueue();