ci: attempt to install the .deb after we build

This is an attempt to verify that we got the right dep names

refs: #1052

ci/deploy.sh

@@ -156,6 +156,11 @@ EOF
           debname=wezterm-$TAG_NAME.$distro$distver
         fi
         fakeroot dpkg-deb --build pkg/debian $debname.deb
+
+        if [[ "$BUILD_REASON" != '' ]] ; then
+          sudo apt-get install ./$debname.deb
+        fi
+
         mv pkg/debian pkg/wezterm
         tar cJf $debname.tar.xz -C pkg wezterm
         rm -rf pkg