ci: try installing pnpm globally

Author: jackyef

.github/workflows/bundlewatch-master.yml

@@ -13,6 +13,7 @@ jobs:
       - uses: actions/setup-node@v1
         with:
           node-version: '10.x'
+      - run: npm install -g pnpm
       - run: pnpm run bootstrap
       - uses: jackyef/bundlewatch-gh-action@master
         with:

.github/workflows/bundlewatch.yml

@@ -12,6 +12,7 @@ jobs:
       - uses: actions/setup-node@v1
         with:
           node-version: '10.x'
+      - run: npm install -g pnpm
       - run: pnpm run bootstrap
       - uses: jackyef/bundlewatch-gh-action@master
         with:

.github/workflows/coverage-master.yml

@@ -13,6 +13,7 @@ jobs:
       - uses: actions/setup-node@v1
         with:
           node-version: '10.x'
+      - run: npm install -g pnpm
       - name: 'Setup'
         run: pnpm run bootstrap
       - name: 'Run tests'

.github/workflows/coverage.yml

@@ -12,6 +12,7 @@ jobs:
       - uses: actions/setup-node@v1
         with:
           node-version: '10.x'
+      - run: npm install -g pnpm
       - name: 'Setup'
         run: pnpm run bootstrap
       - name: 'Run tests'