chore: update pnpm/action-setup digest to b906aff (#402)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Francesco Trotta <github@fasttime.org>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -135,7 +135,7 @@ jobs:
         steps:
             - uses: actions/checkout@v6
 
-            - uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4
+            - uses: pnpm/action-setup@b906affcce14559ad1aafd4ab0e942779e9f58b1 # v4.3.0
               with:
                   version: latest