Retry at most 3 times

Author: kateinoigakukun

.github/workflows/distribute-toolchain.yml

@@ -72,8 +72,14 @@ jobs:
             fi
           done
 
-      - run: ./tools/gh-distribute-toolchain --scheme ${{ inputs.scheme }} --verbose --skip-history ${{ inputs.run-id }}
-        working-directory: ./swiftwasm-build
+      - uses: nick-fields/retry@v3
+        with:
+          timeout_minutes: 180
+          max_attempts: 3
+          retry_on: error
+          command: |
+            cd swiftwasm-build
+            ./tools/gh-distribute-toolchain --scheme ${{ inputs.scheme }} --verbose --skip-history ${{ inputs.run-id }}
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           BUILDBOT_GITHUB_TOKEN: ${{ secrets.SWIFTWASM_BUILDBOT_TOKEN }}