chore: remove workflow from previous failed attempt at testing big-endian (#423)

.github/workflows/big_endian.yml

@@ -1,35 +0,0 @@
-name: Test BIG endian
-
-on:
-  workflow_dispatch:
-
-timeout-minutes: 30
-
-concurrency:
-  group: ${{ github.head_ref || github.run_id }}
-  cancel-in-progress: true
-
-jobs:
-  big_endian:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Setup multiarch/qemu-user-static
-        run: |
-          docker run --rm --privileged multiarch/qemu-user-static:register --reset
-      - name: ubuntu-core:s390x-focal
-        uses: docker://multiarch/ubuntu-core:s390x-focal
-        with:
-          args: >
-            bash -c
-            "uname -a &&
-            lscpu | grep Endian &&
-            apt-get -y update &&
-            apt-get -y install python3 git python3.8-venv dbus-daemon python3-gi libgirepository1.0-dev gcc libcairo2-dev pkg-config python3-dev gir1.2-gtk-3.0 &&
-            python3 --version &&
-            python3 -c 'import sys; print(sys.byteorder)' &&
-            pip3 install poetry &&
-            git clone https://github.com/bluetooth-devices/dbus-fast &&
-            cd dbus-fast &&
-            poetry install --only=main,dev &&
-            dbus-run-session -- poetry run pytest --cov-report=xml --timeout=5
-            "