remove .github

.github/workflows/c-cpp.yml

@@ -1,31 +0,0 @@
-name: C/C++ CI
-
-on:
-  push:
-    branches: [ "main" ]
-  pull_request:
-    branches: [ "main" ]
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v4
-    - name: configure
-      run: ./configure
-    - name: make a test file
-      run: echo "test file" >> test.txt
-    - name: make (MIME support)
-      run: make
-    - name: test the executable
-      run: ./fileinfo test.txt
-    - name: clean up
-      run: make clean
-    - name: make (no MIME support)
-      run: make nomime
-    - name: test the non-mime executable
-      run: ./fileinfo test.txt
-    - name: clean up
-      run: make clean