Hotfix/remove stage packages (#1273)

* adding appdata missing changes

* renamind ssoUser and ssoPasswordCommand to ssoBasicAuthUser and ssoBasicAuthPasswordCommand

* adding fcitx-frontend-gtk3 to the stagePackages for snap to try to solve #1240

* Adding --rpm-digest sha256 to the electron-builder rpm command

* adding the trayIconEnabled flag that defaults to true

* revert adding appLogLevels

* revert adding fcitx-frontend-gtk3 as it seems to be already in the default list of stage-packages

* merging with develop

* reverting the stage packages and adding a = in the rpm-digest fpm

* revert rpm-link command option as it fails the build

package.json

@@ -96,7 +96,7 @@
     },
     "rpm": {
       "fpm": [
-        "--rpm-rpmbuild-define=_build_id_links none --rpm-digest=sha256"
+        "--rpm-rpmbuild-define=_build_id_links none"
       ]
     },
     "snap": {