Pull request #1883: Kernel: PCIe: PCIe_End_Point: Update link for extension cable

Merge in PROCESSOR-SDK/processor-sdk-doc from ~A0492258/siddharth-processor-sdk-doc:LCPD-38440 to master

* commit '570049eacf615038bc06263d53cbf198722ff888':
  Kernel: PCIe: PCIe_End_Point: Update link for extension cable

Author: Siddharth-Vadapalli-at-TI

source/linux/Foundational_Components/Kernel/Kernel_Drivers/PCIe/PCIe_End_Point.rst

@@ -155,7 +155,7 @@ PCIe End Point
 
 .. Image:: /images/Pcie_ep_cable.jpg
 
-This cable can be obtained from Adex Electronics (https://www.adexelec.com).
+An equivalent cable can be obtained from DigiKey (https://www.digikey.com/en/products/detail/3m/8kj2-0743-0250/5128345).
 
 .. ifconfig:: CONFIG_part_family in ('General_family')