Update msbuild.yml

Author: masx200

.github/workflows/msbuild.yml

@@ -73,3 +73,4 @@ jobs:
             - run: C:\hostedtoolcache\windows\xmake\dev\x64\xmake.exe clean  -a
             - run: C:\hostedtoolcache\windows\xmake\dev\x64\xmake.exe f   -y -v --project=. "--file=./xmake.lua" --mode=test
             - run: C:\hostedtoolcache\windows\xmake\dev\x64\xmake.exe build -v -y  -w --project=. "--file=./xmake.lua" --group=test
+            - run: xmake run --group=test