update some GH actions used in "release" action

because they were out-of-date and broken :(

https://github.com/digego/extempore/actions/runs/576835643

Author: benswift

.github/workflows/release-binary.yml

@@ -43,10 +43,10 @@ jobs:
 
       - id: tag-name
         name: get git tag name
-        uses: olegtarasov/get-tag@v2
+        uses: olegtarasov/get-tag@v2.1
 
       - name: upload zipfile to release
-        uses: svenstaro/upload-release-action@v1-release
+        uses: svenstaro/upload-release-action@v2
         with:
           repo_token: ${{ secrets.EXTEMPORE_RELEASE_TOKEN }}
           file: build/extempore.zip