Update PreRelease.yml w/ .net 9

Author: johnkors

.github/workflows/PreRelease.yml

@@ -8,13 +8,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Setup .NET
-        uses: actions/setup-dotnet@v3
+        uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: 8.0.x
+          dotnet-version: 9.0.x
       - run: echo "ACTIONS_ALLOW_UNSECURE_COMMANDS=true" >> $GITHUB_ENV
       - name: Install GitVersion
         uses: gittools/actions/gitversion/setup@v0