chore: bump dependencies using pnpm

Author: aminya

.github/workflows/bump_deps.yml

@@ -12,10 +12,12 @@ jobs:
       - uses: actions/setup-node@v2-beta
         with:
           node-version: "14"
+      - name: Setup PNPM
+        uses: pnpm/action-setup@v1
       - run: |
-          npm ci
-          npm run bump
-          npm install
+          pnpm install
+          pnpm run bump
+          pnpm install
       - uses: peter-evans/create-pull-request@v2
         with:
           token: ${{ secrets.GITHUB_TOKEN }}