Update msbuild48.yml

try add a github last build artifact

.github/workflows/msbuild48.yml

@@ -12,9 +12,22 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+    - name: checkout
     - uses: actions/checkout@v3
     - name: preBuild
       run: bash ${GITHUB_WORKSPACE}/runprebuild48.sh
     - name: Build
       run: msbuild /p:Configuration=Release OpenSim.sln
       
+    - name: store
+    - uses: actions/upload-artifact@v3
+      with:
+          name: OpenSimLastBuild
+          path: |
+            path/output/bin/
+            ${GITHUB_WORKSPACE}/ThirdPartyLicenses/
+            ${GITHUB_WORKSPACE}/ThirdPartyLicenses
+            ${GITHUB_WORKSPACE}/README.md
+            ${GITHUB_WORKSPACE}/CONTRIBUTORS.txt
+            
+