ci: Update GitHub Actions

.github/workflows/ci.yml

@@ -1,12 +1,8 @@
-name: Scala CI
+name: CI
 
 on:
   pull_request:
-    branches:
-      - master
   push:
-    branches:
-      - master
 
 jobs:
   build:
@@ -15,12 +11,16 @@ jobs:
       matrix:
         java: [ '8', '11', '15' ]
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up JDK
-      uses: actions/setup-java@v1
+      uses: actions/setup-java@v4
       with:
         java-version: ${{ matrix.java }}
+        distribution: "zulu"
+        cache: sbt
+    - name: Setup sbt
+      uses: sbt/setup-sbt@v1
     - name: print Java version
       run: java -version
     - name: Run tests
-      run: sbt scripted
+      run: sbt -v scripted