examples : add vad-speech-segments to win warns [no ci] (#3170)

The commit includes the vad-speech-segments in the disable msvc warnings
"list".

CMakeLists.txt

@@ -241,5 +241,6 @@ if (MSVC)
         disable_msvc_warnings(whisper-talk-llama)
         disable_msvc_warnings(whisper-bench)
         disable_msvc_warnings(quantize)
+        disable_msvc_warnings(vad-speech-segments)
     endif()
 endif()