Update actions/attest-sbom action to v4

Author: renovate[bot]

.github/workflows/build.yml

@@ -137,7 +137,7 @@ jobs:
         subject-path: ${{ env.BINARY_FILENAME }}
 
     - name: Generate SBOM Attestation
-      uses: actions/attest-sbom@4651f806c01d8637787e274ac3bdf724ef169f34 # v3
+      uses: actions/attest-sbom@07e74fc4e78d1aad915e867f9a094073a9f71527 # v4
       with:
         subject-path: ${{ env.BINARY_FILENAME }}
         sbom-path: blazectl-${{ matrix.os }}-${{ matrix.arch }}-sbom.spdx.json