Switching resets folding status

[mrx23dot]

Type: Bug

1. Fold a function in file.c
2. switch to file.h with this extension
3. switch back to file.c
4. now my folding status is gone

Extension version: 0.0.2
VS Code version: Code 1.73.1 (6261075646f055b99068d3688932416f2346dd3b, 2022-11-09T04:27:29.066Z)
OS version: Windows_NT x64 10.0.19045
Modes: Unsupported
Sandboxed: No

System Info

Item	Value
CPUs	Intel(R) Core(TM) i7-10510U CPU @ 1.80GHz (8 x 2304)
GPU Status	2d_canvas: enabled canvas_oop_rasterization: disabled_off direct_rendering_display_compositor: disabled_off_ok gpu_compositing: enabled multiple_raster_threads: enabled_on opengl: enabled_on rasterization: enabled raw_draw: disabled_off_ok skia_renderer: enabled_on video_decode: enabled video_encode: enabled vulkan: disabled_off webgl: enabled webgl2: enabled webgpu: disabled_off
Load (avg)	undefined
Memory (System)	15.81GB (7.82GB free)
Process Argv
Screen Reader	no
VM	0%