Merge pull request #366 from aidancuckoo/patch-4

Update pca10056.md

Author: makermelissa

_board/pca10056.md

@@ -19,7 +19,7 @@ The Nordic nRF52840 kit is hardware compatible with the Arduino Uno Revision 3 s
 * [Mouser](https://www.mouser.co.uk/ProductDetail/Nordic-Semiconductor/nRF52840-DK?qs=F5EMLAvA7IA76ZLjlwrwMw==&utm_source=OEMSECRETS&utm_medium=aggregator&utm_campaign=nRF52840-DK&utm_term=nrf52840-DK&utm_content=Nordic%20Semiconductor)
 * [Digi-Key](https://www.digikey.com/product-detail/en/nordic-semiconductor-asa/NRF52840-DK/1490-1072-ND/8593726?utm_source=oemsecrets&utm_medium=aggregator&utm_campaign=buynow)
 * [Avnet America](https://www.avnet.com/shop/us/products/nordic-semiconductor/nrf52840-dk-3074457345635668705?CMP=EMA_OEMSecrets_inventoryfeed_VSE)
-* [Farnell](https://sg.element14.com/nordic-semiconductor/nrf52840-dk/dev-kit-bluetooth-low-energy-soc/dp/2842321?CMP=GRHB-OEMSECRETS)
+* [element14](https://sg.element14.com/nordic-semiconductor/nrf52840-dk/dev-kit-bluetooth-low-energy-soc/dp/2842321?CMP=GRHB-OEMSECRETS)
 * [Avnet Europe/Middle East/Africa](https://www.avnet.com/shop/emea/products/nordic-semiconductor/nrf52840-dk-3074457345635159181?c=EUR&r=EMEA&CMP=EMEA_OEMSecrets_inventoryfeed_VSE)
 * [TME](https://www.tme.eu/en/details/nrf52840-dk/development-kits-others/nordic-semiconductor/?utm_source=oemsecrets.com&utm_medium=cpc&utm_campaign=compare-2020-01)
 * [Avnet Asia Pacific](https://www.avnet.com/shop/apac/products/nordic-semiconductor/nrf52840-dk-3074457345635203852?r=ASIA&CMP=ASIA_OEMSecrets_inventoryfeed_VSE)