fix typo involved in ci workflow (#1150)

Signed-off-by: chensuyue <suyue.chen@intel.com>

.github/workflows/_example-workflow.yml

@@ -79,7 +79,7 @@ jobs:
           fi
           if [[ $(grep -c "vllm-hpu:" ${docker_compose_path}) != 0 ]]; then
                git clone https://github.com/HabanaAI/vllm-fork.git
-               cd vllm-fork && git git checkout 3c39626 && cd ../
+               cd vllm-fork && git checkout 3c39626 && cd ../
           fi
           git clone https://github.com/opea-project/GenAIComps.git
           cd GenAIComps && git checkout ${{ inputs.opea_branch }} && git rev-parse HEAD && cd ../