Update CI workflow to modify build steps

Removed configure, make check, and make distcheck steps. Added make tests and make examples steps.

.github/workflows/c-cpp.yml

@@ -0,0 +1,21 @@
+name: C/C++ CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: make
+      run: make
+    - name: make tests
+      run: make tests
+    - name: make examples
+      run: make examples