chore(deps): update softprops/action-gh-release digest to a06a81a

Author: renovate[bot]

.github/workflows/release-please.yml

@@ -65,7 +65,7 @@ jobs:
           ./har.phar list
 
       - name: Upload PHAR to Release
-        uses: softprops/action-gh-release@da05d552573ad5aba039eaac05058a918a7bf631 # v2
+        uses: softprops/action-gh-release@a06a81a03ee405af7f2048a818ed3f03bbf83c7b # v2
         with:
           tag_name: ${{ needs.release-please.outputs.tag_name }}
           files: har.phar