chore(deps): update webfactory/ssh-agent action to v0.9.1 (#14)

Co-authored-by: renovate-self-hosted-apter[bot] <123806997+renovate-self-hosted-apter[bot]@users.noreply.github.com>

Author: renovate-self-hosted-apter[bot]

action.yml

@@ -45,7 +45,7 @@ runs:
           sh "${{ github.action_path }}/action.sh"
         post: |
           sh "${{ github.action_path }}/post_action.sh"
-    - uses: webfactory/ssh-agent@dc588b651fe13675774614f8e6a936a468676387 # v0.9.0
+    - uses: webfactory/ssh-agent@a6f90b1f127823b31d4d4a8d96047790581349bd # v0.9.1
       with:
         ssh-private-key: ${{ inputs.ssh-private-key }}
         ssh-auth-sock: ${{ inputs.ssh-auth-sock }}