gulp-typescript without wasm

Tools/Gulp/package.json

@@ -28,7 +28,7 @@
         "gulp-sass": "^4.0.1",
         "gulp-sourcemaps": "~2.6.4",
         "gulp-typedoc": "^2.2.0",
-        "gulp-typescript": "^5.0.0-alpha.3",
+        "gulp-typescript": "4.0.2",
         "gulp-uglify": "^3.0.1",
         "gulp-webserver": "^0.9.1",
         "handlebars": "^4.0.11",
@@ -61,4 +61,4 @@
         "dts-bundle": "^0.7.3",
         "gulp-clean": "^0.4.0"
     }
-}
+}