chore: install lcov in CI

Author: JasonWeinzierl

.github/workflows/ci.yml

@@ -25,6 +25,8 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
+      - name: Setup LCOV
+        uses: hrishikesh-kadam/setup-lcov@v1
 
       - name: Enable Yarn
         run: corepack enable