ci: upgrade corepack

Author: pieh

.github/workflows/run-tests.yml

@@ -59,9 +59,10 @@ jobs:
           cache: 'npm'
           cache-dependency-path: '**/package-lock.json'
       - uses: oven-sh/setup-bun@v1
+      - name: upgrade corepack
+        run: npm install -g corepack@latest
       - name: setup pnpm/yarn
         run: corepack enable
-        shell: bash
       - name: Install Deno
         uses: denoland/setup-deno@v1
         with:
@@ -127,9 +128,10 @@ jobs:
           node-version: '18.x'
           cache: 'npm'
           cache-dependency-path: '**/package-lock.json'
+      - name: upgrade corepack
+        run: npm install -g corepack@latest --force
       - name: setup pnpm/yarn
         run: corepack enable
-        shell: bash
       - name: Install Deno
         uses: denoland/setup-deno@v1
         with: