[NXP][k32w1] Update workflow docker image

Signed-off-by: marius-alex-tache <marius.tache@nxp.com>

Author: marius-alex-tache

.github/workflows/examples-nxp.yaml

@@ -39,7 +39,7 @@ jobs:
         if: github.actor != 'restyled-io[bot]'
 
         container:
-            image: ghcr.io/project-chip/chip-build-k32w:66
+            image: ghcr.io/project-chip/chip-build-k32w:70
             volumes:
                 - "/tmp/bloat_reports:/tmp/bloat_reports"
         steps: