Update sbt-github-actions to 0.28.0 (#630)

* Update sbt-github-actions to 0.28.0

* Regenerate GitHub Actions workflow

Executed command: sbt githubWorkflowGenerate

Author: scala-steward-bot

.github/workflows/ci.yml

@@ -141,7 +141,7 @@ jobs:
         uses: sbt/setup-sbt@v1
 
       - name: Download target directories (2.12.20)
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: target-${{ matrix.os }}-2.12.20-${{ matrix.java }}
 
@@ -151,7 +151,7 @@ jobs:
           rm targets.tar
 
       - name: Download target directories (2.13.16)
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: target-${{ matrix.os }}-2.13.16-${{ matrix.java }}
 
@@ -161,7 +161,7 @@ jobs:
           rm targets.tar
 
       - name: Download target directories (3.3.6)
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: target-${{ matrix.os }}-3.3.6-${{ matrix.java }}
 

project/plugins.sbt

@@ -8,4 +8,4 @@ addSbtPlugin("pl.project13.scala" % "sbt-jmh"                       % "0.4.7")
 addSbtPlugin("com.github.sbt"     % "sbt-osgi"                      % "0.9.9")
 addSbtPlugin("org.scala-native"   % "sbt-scala-native"              % "0.5.8")
 addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "1.3.2")
-addSbtPlugin("com.github.sbt"     % "sbt-github-actions"            % "0.27.0")
+addSbtPlugin("com.github.sbt"     % "sbt-github-actions"            % "0.28.0")