Add C++ runtime for vocos (#2014)

kotlin-api-examples/run.sh

@@ -111,8 +111,8 @@ function testTts() {
     rm matcha-icefall-zh-baker.tar.bz2
   fi
 
-  if [ ! -f ./hifigan_v2.onnx ]; then
-    curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/vocoder-models/hifigan_v2.onnx
+  if [ ! -f ./vocos-22khz-univ.onnx ]; then
+    curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/vocoder-models/vocos-22khz-univ.onnx
   fi
 
   if [ ! -f ./kokoro-multi-lang-v1_0/model.onnx ]; then

kotlin-api-examples/test_tts.kt

@@ -58,7 +58,7 @@ fun testMatcha() {
     model=OfflineTtsModelConfig(
       matcha=OfflineTtsMatchaModelConfig(
         acousticModel="./matcha-icefall-zh-baker/model-steps-3.onnx",
-        vocoder="./hifigan_v2.onnx",
+        vocoder="./vocos-22khz-univ.onnx",
         tokens="./matcha-icefall-zh-baker/tokens.txt",
         lexicon="./matcha-icefall-zh-baker/lexicon.txt",
         dictDir="./matcha-icefall-zh-baker/dict",