Regenerate workflow with sbt-github-actions

Author: scala-steward

.github/workflows/ci.yml

@@ -26,7 +26,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12.14, 2.13.6, 3.0.2]
+        scala: [2.12.15, 2.13.6, 3.0.2]
         java: [adopt@1.8]
     runs-on: ${{ matrix.os }}
     steps:
@@ -111,12 +111,12 @@ jobs:
             ~/Library/Caches/Coursier/v1
           key: ${{ runner.os }}-sbt-cache-v2-${{ hashFiles('**/*.sbt') }}-${{ hashFiles('project/build.properties') }}
 
-      - name: Download target directories (2.12.14)
+      - name: Download target directories (2.12.15)
         uses: actions/download-artifact@v2
         with:
-          name: target-${{ matrix.os }}-2.12.14-${{ matrix.java }}
+          name: target-${{ matrix.os }}-2.12.15-${{ matrix.java }}
 
-      - name: Inflate target directories (2.12.14)
+      - name: Inflate target directories (2.12.15)
         run: |
           tar xf targets.tar
           rm targets.tar