workflows/eval: fix compare job not running

The conclusion of the `versions` job propagates from through `eval` to
`compare`, which meant the `compare` job was skipped. No rebuild labels,
no reviewer requests.

Also, we don't want to run eval when `versions` runs, but fails.

.github/workflows/eval.yml

@@ -57,7 +57,7 @@ jobs:
   eval:
     runs-on: ubuntu-24.04-arm
     needs: versions
-    if: ${{ !cancelled() }}
+    if: ${{ !cancelled() && !failure() }}
     strategy:
       fail-fast: false
       matrix:
@@ -197,7 +197,7 @@ jobs:
   compare:
     runs-on: ubuntu-24.04-arm
     needs: [eval]
-    if: needs.eval.outputs.targetRunId
+    if: needs.eval.outputs.targetRunId && !cancelled() && !failure()
     permissions:
       statuses: write
     timeout-minutes: 5