chore(deps): update actions/attest-build-provenance action to v4

Author: renovate[bot]

.github/workflows/CI.yml

@@ -254,7 +254,7 @@ jobs:
           fetch-depth: 0
       - uses: actions/download-artifact@37930b1c2abaa49bbe596cd826c3c89aef350131 # v7
       - name: Generate artifact attestation
-        uses: actions/attest-build-provenance@977bb373ede98d70efdf65b84cb5f73e068dcc2a # v3
+        uses: actions/attest-build-provenance@a2bbfa25375fe432b6a289bc6b6cd05ecd0c4c32 # v4
         with:
           subject-path: 'wheels-*/*'
       - name: Set up Node.js