Update BOM_Ethoscope.csv

Author: Pepelisu

core/BOM_Ethoscope.csv

@@ -13,7 +13,7 @@ IDC socket male 2x40,1,RS,,625-7303
 Cable USB A to micro,1,RS,,888-8811
 M3 12mm bolt,4,ebay,,
 M3 10mm bolt,2,ebay,,
-M3 nuts,6,ebay,,
+M3 nuts,6,ebay,,[link](http://www.ebay.co.uk/itm/A4-Marine-Grade-Stainless-Steel-Full-Nuts-M3-M4-M5-M6-M8-M10-M12-/181135033330?var=&hash=item2a2c7d43f2:m:mNQNbep6zOcVkOweGehWReQ)
 M2 nuts nylon,2,ebay,,
 M2 6mm bolts,2,ebay,,
 Sd card 32Gb Samsung EVO,1,amazon,,