Actions CI tweaks (#29276)

* Allow bundlesize to run for forks too.
* Add name for clone step.
* Add` fail-fast: false`

.github/workflows/test.yml

@@ -7,11 +7,13 @@ jobs:
     runs-on: ubuntu-latest
 
     strategy:
+      fail-fast: false
       matrix:
         node: [6, 8, 12]
 
     steps:
-      - uses: actions/checkout@master
+      - name: Clone repository
+        uses: actions/checkout@master
         with:
           fetch-depth: 3
 
@@ -46,7 +48,7 @@ jobs:
 
       - name: Run bundlesize
         run: npm run bundlesize
-        if: matrix.node == 8 && github.repository == 'twbs/bootstrap'
+        if: matrix.node == 8
         env:
           BUNDLESIZE_GITHUB_TOKEN: "${{ secrets.BUNDLESIZE_GITHUB_TOKEN }}"