feat(ci): try install deb in ubuntu ci

.github/workflows/ubuntu.yml

@@ -18,6 +18,10 @@ jobs:
         cmake ../
         make
         cpack -G DEB
+    - name: Try install it
+      run: |
+        cd build
+        sudo apt install ./*.deb
     - uses: actions/upload-artifact@v2
       with:
         name: ubuntu-20.04-deb-package