Update: Allow Homebrew Cask step to fail without blocking release

Author: yohasebe

.github/workflows/release.yml

@@ -155,6 +155,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Update Homebrew Cask
+        continue-on-error: true
         env:
           HOMEBREW_TAP_TOKEN: ${{ secrets.HOMEBREW_TAP_TOKEN }}
         run: |