Switch to pnpm 8 (#56)

Author: Demivan

.github/workflows/test.yml

@@ -26,7 +26,7 @@ jobs:
           node-version: ${{ matrix.node }}
       - uses: pnpm/[email protected]
         with:
-          version: 7.x.x
+          version: 8.x.x
           run_install: true
 
       - name: Test
@@ -45,7 +45,7 @@ jobs:
         uses: actions/[email protected]
       - uses: pnpm/[email protected]
         with:
-          version: 7.x.x
+          version: 8.x.x
           run_install: true
 
       - name: Lint
@@ -66,7 +66,7 @@ jobs:
         uses: actions/[email protected]
       - uses: pnpm/[email protected]
         with:
-          version: 7.x.x
+          version: 8.x.x
           run_install: true
 
       - name: Test