fix tsc build vscode task for non-windows platforms
fix tsc build vscode task for non-windows platforms

itchio/itch,leafo/itchio-app,itchio/itchio-app,itchio/itch,itchio/itchio-app,leafo/itchio-app,itchio/itch,itchio/itchio-app,leafo/itchio-app,itchio/itch,itchio/itch,itchio/itch