Enable Corepack in integration workflow

Author: arcanis

.github/workflows/integration-workflow.yml

@@ -31,6 +31,11 @@ jobs:
       uses: actions/setup-node@v4
       with:
         node-version: ${{ env.node-version }}
+  
+    - name: Enable Corepack
+      run: |
+        npm install -g corepack
+        corepack enable
 
     - name: 'Check that the Yarn files don''t change on new installs (fix w/ "yarn install")'
       run: |