flatpak repo needed permission

Author: codecliff

.github/workflows/LinuxReleaseFlatpak.yml

@@ -45,7 +45,7 @@ jobs:
         run: |
           sudo apt update
           sudo apt install -yq git build-essential pkg-config python3-dev python3-venv qt6-base-dev flatpak flatpak-builder
-          flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
+          sudo flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
           python -m pip install briefcase        
       - name: Build linux arifacts #4
         run: |