Delete GitHub Actions artifacts (#23)

Author: giarc3

.github/workflows/release.yaml

@@ -52,6 +52,11 @@ jobs:
         with:
           name: release-ubuntu-18.04
           path: release/ubuntu-18.04
+      - name: Delete artifact
+        uses: geekyeggo/delete-artifact@v1
+        with:
+          name: release-ubuntu-18.04
+          failOnError: false
       - name: Sign artifact for ubuntu-18.04
         run: |
           gpg --batch --detach-sign -a release/ubuntu-18.04/ironoxide-cli-ubuntu-18.04
@@ -80,6 +85,11 @@ jobs:
         with:
           name: release-macos-10.15
           path: release/macos-10.15
+      - name: Delete artifact
+        uses: geekyeggo/delete-artifact@v1
+        with:
+          name: release-macos-10.15
+          failOnError: false
       - name: Sign artifact for macos-10.15
         run: |
           gpg --batch --detach-sign -a release/macos-10.15/ironoxide-cli-macos-10.15
@@ -108,6 +118,11 @@ jobs:
         with:
           name: release-windows-2019
           path: release/windows-2019
+      - name: Delete artifact
+        uses: geekyeggo/delete-artifact@v1
+        with:
+          name: release-windows-2019
+          failOnError: false
       - name: Sign artifact for windows-2019
         run: |
           gpg --batch --detach-sign -a release/windows-2019/ironoxide-cli-windows-2019.exe