add build arg file

Author: alexxfan

.tekton/odh-workbench-rstudio-minimal-cpu-py312-rhel9-poc-push.yaml

@@ -28,6 +28,8 @@ spec:
     value: rstudio/rhel9-python-3.12/Dockerfile.cpu.konflux
   - name: path-context
     value: .
+  - name: build-args-file
+    value: rstudio/rhel9-python-3.12/build-args/cpu.conf
   pipelineSpec:
     description: |
       This pipeline is ideal for building container images from a Containerfile while maintaining trust after pipeline customization.

.tekton/odh-workbench-rstudio-minimal-cuda-py312-rhel9-poc-push.yaml

@@ -28,6 +28,8 @@ spec:
     value: rstudio/rhel9-python-3.12/Dockerfile.cuda.konflux
   - name: path-context
     value: .
+  - name: build-args-file
+    value: rstudio/rhel9-python-3.12/build-args/cuda.conf
   pipelineSpec:
     description: |
       This pipeline is ideal for building container images from a Containerfile while maintaining trust after pipeline customization.