ci: drop testing upgrades from beta-1

Signed-off-by: Sergei Lukianov <me@slukjanov.name>

Author: Frostman

.github/workflows/ci.yaml

@@ -350,9 +350,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - fabricmode: spine-leaf
-            fromversion: "beta-1"
-            fromflags: "--usb"
           - fabricmode: spine-leaf
             fromversion: "24.09"
             fromflags: "-m=iso"