RHOAIENG-5114: feat(ppc64le): skip the latex installation to allow to build jupyter-minimal workbench images for Power (#1966)

* Skip PDF export installation for ppc64le

Co-authored-by: puneetsharma21 <puneet.sharma21@ibm.com>

Author: Shafi-Hussain

.tekton/odh-workbench-jupyter-minimal-cpu-py312-ubi9-pull-request.yaml

@@ -36,6 +36,7 @@ spec:
   - name: build-platforms
     value:
     - linux/x86_64
+    - linux/ppc64le
   - name: dockerfile
     value: jupyter/minimal/ubi9-python-3.12/Dockerfile.cpu
   - name: path-context

jupyter/utils/install_pdf_deps.sh

@@ -17,9 +17,9 @@ if [[ -z "${ARCH:-}" ]]; then
     exit 1
 fi
 
-# Skip PDF export installation for s390x architecture
-if [[ "$(uname -m)" == "s390x" ]]; then
-    echo "PDF export functionality is not supported on s390x architecture. Skipping installation."
+# Skip PDF export installation for s390x and ppc64le architectures
+if [[ "$(uname -m)" == "s390x" || "$(uname -m)" == "ppc64le" ]]; then
+    echo "PDF export functionality is not supported on $(uname -m) architecture. Skipping installation."
     exit 0
 fi