Remove backup file

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

.github/workflows/githubci.yml~

@@ -1,32 +0,0 @@
-name: Arduino Library CI
-
-on: [pull_request, push, repository_dispatch]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    
-    steps:
-    - uses: actions/setup-python@v1
-      with:
-        python-version: '3.x'
-    - uses: actions/checkout@v2
-    - uses: actions/checkout@v2
-      with:
-         repository: adafruit/ci-arduino
-         path: ci
-
-    - name: pre-install
-      run: bash ci/actions_install.sh
-
-    - name: clang
-      run: python3 ci/run-clang-format.py -e "ci/*" -e "bin/*" -r . 
-
-    - name: test platforms
-      run: python3 ci/build_platform.py main_platforms
-
-    - name: doxygen
-      env:
-        GH_REPO_TOKEN: ${{ secrets.GH_REPO_TOKEN }}
-        PRETTYNAME : "Adafruit AS5600 Arduino Library"
-      run: bash ci/doxy_gen_and_deploy.sh