Update on "CI test for lora"

Add CI test for LoRA: note, not program-data separated yet.

Differential Revision: [D78751767](https://our.internmc.facebook.com/intern/diff/D78751767/)

[ghstack-poisoned]

Author: lucylq

.github/workflows/pull.yml

@@ -697,7 +697,7 @@ jobs:
       fail-fast: false
     with:
       runner: linux.24xlarge
-      docker-image: executorch-ubuntu-22.04-clang12
+      docker-image: ci-image:executorch-ubuntu-22.04-clang12
       submodules: 'recursive'
       ref: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || github.sha }}
       timeout: 90