update build script

Author: vinaghost

.github/workflows/build.yml

@@ -46,7 +46,7 @@ jobs:
       - name: Upload a Build Artifact
         uses: actions/upload-artifact@v2
         with:
-          name: TBS-Build
+          name: TBS-Build-${{ github.sha }}
           path: TravBotSharp\bin\Release
           if-no-files-found: error