Allow test to continue without SD Card inserted.

Author: feilipu

examples/GoldilocksAnalogueTestSuite/GoldilocksAnalogueTestSuite.ino

@@ -151,8 +151,7 @@ void setup() {
   // Now we will try to open the 'volume'/'partition' - it should be FAT16 or FAT32
   if (!volume.init(card)) {
     Serial.println(F("Could not find FAT16/FAT32 partition.\nMake sure you've formatted the card"));
-    return;
-  }
+  } else {
 
   // print the type and size of the first FAT-type volume
   uint32_t volumesize;
@@ -177,6 +176,7 @@ void setup() {
 
   // list all files in the card with date and size
   root.ls(LS_R | LS_DATE | LS_SIZE);
+  }
 
   // Now set up two tasks to help us with testing.
   xTaskCreate(