Update to v4 actions

Author: brianr

.github/workflows/test.yaml

@@ -12,16 +12,16 @@ jobs:
     name: Build
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Build
       run: echo Building...
 
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v4
       with:
         name: bundle1.js.map
         path: test/bundle1.js.map
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v4
       with:
         name: bundle2.js.map
         path: test/bundle2.js.map
@@ -31,7 +31,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Deploy
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Notify rollbar deploy start
       uses: ./
@@ -45,10 +45,10 @@ jobs:
         ROLLBAR_ACCESS_TOKEN: ${{ secrets.ROLLBAR_ACCESS_TOKEN }}
         ROLLBAR_USERNAME: ${{ github.actor }}
 
-    - uses: actions/download-artifact@v2
+    - uses: actions/download-artifact@v4
       with:
         name: bundle1.js.map
-    - uses: actions/download-artifact@v2
+    - uses: actions/download-artifact@v4
       with:
         name: bundle2.js.map