icons: add icon in ico format for win32

Author: jcelerier

.github/workflows/build.yml

@@ -48,7 +48,7 @@ jobs:
           app-copyright: "Société des Arts Technologiques"
           app-version: "1.0"
           app-png: "qml/livepose/resources/images/LivePose_logo.png"
-          app-ico: "qml/livepose/resources/images/LivePose_logo.png"
+          app-ico: "qml/livepose/resources/images/LivePose_logo.ico"
           app-icns: "qml/livepose/resources/images/LivePose_logo.icns"
           # Optional: macOS code signing (requires secrets to be set in repository)
           macos-certificate-base64: ${{ secrets.MAC_CERT_B64 }}