ci: bump checkout@v6 and unity-builder@v5

Author: fadi-george

.github/workflows/cd.yml

@@ -25,7 +25,7 @@ jobs:
       version: ${{ steps.npm-tag.outputs.version }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Node
         uses: actions/setup-node@v6

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup .NET
         uses: actions/setup-dotnet@v5

.github/workflows/create-release-pr.yml

@@ -73,7 +73,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: OneSignal/OneSignal-Unity-SDK
           ref: ${{ needs.prep.outputs.release_branch }}

.github/workflows/e2e.yml

@@ -65,7 +65,7 @@ jobs:
           restore-keys: unity-library-android-
 
       - name: Build APK
-        uses: game-ci/unity-builder@v4
+        uses: game-ci/unity-builder@v5
         env:
           UNITY_SERIAL: ${{ secrets.UNITY_SERIAL }}
           UNITY_EMAIL: ${{ secrets.UNITY_USERNAME }}
@@ -76,6 +76,11 @@ jobs:
           targetPlatform: Android
           buildMethod: BuildScript.BuildAndroidEmulator
           allowDirtyBuild: true
+          # Run the Docker build as the runner's host user so the Library
+          # folder is owned by the runner and actions/cache can tar it in
+          # the post step (otherwise tar exits with code 2 on root-owned
+          # files).
+          runAsHostUser: "true"
 
       - name: Upload APK
         uses: actions/upload-artifact@v7
@@ -122,7 +127,7 @@ jobs:
           restore-keys: deriveddata-${{ runner.os }}-
 
       - name: Export Xcode project from Unity
-        uses: game-ci/unity-builder@v4
+        uses: game-ci/unity-builder@v5
         env:
           UNITY_SERIAL: ${{ secrets.UNITY_SERIAL }}
           UNITY_EMAIL: ${{ secrets.UNITY_USERNAME }}

.github/workflows/project.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Add issue to project
-        uses: actions/add-to-project@v1.0.2
+        uses: actions/add-to-project@v2
         with:
           # SDK Cross-Platform Project
           project-url: https://github.com/orgs/OneSignal/projects/10