Fix problem with generated bpp actions not working (#1255)

* fix: fix action failing with setup

* chore: update Node.js version to 18.x in workflow

Node.js 16 is not supported after pnpm 9

* fix: resolve warnings for set-output

* chore: update Node.js version from 18.x to 20.x in bpp.yml

Author: muhi111

packages/init/bpp.yml

@@ -14,14 +14,14 @@ jobs:
           key: ${{ runner.os }}-${{ hashFiles('**/pnpm-lock.yaml') }}
           restore-keys: |
             ${{ runner.os }}-
-      - uses: pnpm/action-setup@v2.2.4
+      - uses: pnpm/action-setup@v2.4.1
         with:
           version: latest
           run_install: true
-      - name: Use Node.js 16.x
-        uses: actions/setup-node@v3.4.1
+      - name: Use Node.js 20.x
+        uses: actions/setup-node@v3.5.1
         with:
-          node-version: 16.x
+          node-version: 20.x
           cache: "pnpm"
       - name: Build the extension
         run: pnpm build