detect: Set new class for Lexa GPUs

As these cards require spoofing, OCLP needs to treat them differently. Primarily due to root volume patching checking against the same class, and prevent users from believing the root patches failed (when their card’s actually unsupported by their Device ID)

data/pci_data.py

@@ -794,6 +794,9 @@ class amd_ids:
         0x67CA,  # Unknown
         0x67CC,  # Unknown
         0x67CF,  # Unknown
+    ]
+
+    polaris_spoof_ids = [
         # Polaris 12 (Lexa)
         0x6981,  # Lexa XT [Radeon PRO WX 3200]
     ]