update arguments for build

Author: ckhordiasma

.tekton/vllm-cuda-v2-20-push.yaml

@@ -30,6 +30,10 @@ spec:
     value: Dockerfile.ubi
   - name: path-context
     value: .
+  - name: build-args
+    value: 
+      - max_jobs=12
+      - nvcc_threads=2
   taskRunSpecs:
     - pipelineTaskName: ecosystem-cert-preflight-checks
       computeResources:
@@ -138,7 +142,7 @@ spec:
       description: Add built image into an OCI image index
       name: build-image-index
       type: string
-    - default: [max_jobs=48]
+    - default: []
       description: Array of --build-arg values ("arg=value" strings) for buildah
       name: build-args
       type: array