Add C API for spoken language identification. (#695)

.github/workflows/windows-x86.yaml

@@ -69,6 +69,14 @@ jobs:
 
           ls -lh ./bin/Release/sherpa-onnx.exe
 
+      - name: Test spoken language identification (C API)
+        shell: bash
+        run: |
+          export PATH=$PWD/build/bin/Release:$PATH
+          export SLID_EXE=spoken-language-identification-c-api.exe
+
+          .github/scripts/test-c-api.sh
+
       # - name: Test spoken language identification
       #   shell: bash
       #   run: |