Add new video link for Intel cards.

Author: geerlingguy

_cards_gpu/intel-arc-a310.md

@@ -7,7 +7,8 @@ functionality_pi5: "Currently Testing"
 driver_required: "Yes"
 github_issue: "https://github.com/geerlingguy/raspberry-pi-pcie-devices/issues/778"
 buy_link: https://amzn.to/4mWEDgm
-videos: []
+videos:
+  - https://www.youtube.com/watch?v=ewDJpxQEGo4
 ---
 The Intel Arc A310 ECO is the cheapest of Intel's Arc graphics cards.
 

_cards_gpu/intel-arc-a750.md

@@ -8,6 +8,7 @@ driver_required: "Yes"
 github_issue: "https://github.com/geerlingguy/raspberry-pi-pcie-devices/issues/510"
 buy_link: https://amzn.to/40UZIy6
 videos:
+  - https://www.youtube.com/watch?v=ewDJpxQEGo4
   - https://www.youtube.com/live/Q3bY0qHl8gw
   - https://www.youtube.com/watch?v=l9dItRUjQ0k
 ---

_cards_gpu/intel-arc-b580.md

@@ -8,6 +8,7 @@ driver_required: "Yes"
 github_issue: "https://github.com/geerlingguy/raspberry-pi-pcie-devices/issues/695"
 buy_link: https://amzn.to/42Svo9P
 videos:
+  - https://www.youtube.com/watch?v=ewDJpxQEGo4
   - https://www.youtube.com/live/Q3bY0qHl8gw
 ---
 The Intel Arc B580 is Intel's second generation standalone graphics card, in the 'Battlemage' series. The Xe driver has improved a bit since the first generation 'Alchemist' cards, but is still a little rough.

_cards_gpu/intel-arc-pro-b50.md

@@ -7,7 +7,8 @@ functionality_pi5: "Full"
 driver_required: "Yes"
 github_issue: "https://github.com/geerlingguy/raspberry-pi-pcie-devices/issues/779"
 buy_link: https://www.newegg.com/Intel-Arc-Pro-B50-16GB-Workstation-SFF-Graphics-Card/p/N82E16814883007
-videos: []
+videos:
+  - https://www.youtube.com/watch?v=ewDJpxQEGo4
 ---
 The Intel Arc Pro B50 is Intel's entry level low-profile slot-power-only workstation graphics card.