shard-dg2-434: kms tests - skip - No KMS driver or no outputs

https://gfx-ci.igk.intel.com/cibuglog-ng/testresult/1939424469?query_key=e0c06e34f94054c4b356f7f9c8b32d301c7bb52b

Stdout	
Using IGT_SRANDOM=1728004381 for randomisation
Opened device: /dev/dri/card1
No KMS driver or no outputs, pipes: 0, outputs: 0
Subtest basic-flip-before-cursor-varying-size: SKIP (0.000s)

Stderr	
Subtest basic-flip-before-cursor-varying-size: SKIP (0.000s)

Dmesg	
<6> [298.159562] [IGT] kms_cursor_legacy: executing
<6> [298.162294] [IGT] kms_cursor_legacy: exiting, ret=77