cmake: Update ubuntu preset with NVENC changes

CMakePresets.json

@@ -73,7 +73,8 @@
         "CMAKE_INSTALL_LIBDIR": "lib/CMAKE_SYSTEM_PROCESSOR-linux-gnu",
         "OBS_CMAKE_VERSION": {"type": "STRING", "value": "3.0.0"},
         "ENABLE_AJA": false,
-        "ENABLE_NATIVE_NVENC": false,
+        "ENABLE_NVENC": false,
+        "ENABLE_FFMPEG_NVENC": true,
         "ENABLE_VLC": true,
         "ENABLE_WAYLAND": true,
         "ENABLE_WEBRTC": false