Dark high contrast theme has dark text on dark background

[ChristiaanvdMeer]

Type: Bug

1. Set theme to "Dark High Contrast"
2. Go to Editor Playground > Formatting
3. Observe several dark texts on dark background where Keyboard Shortcuts should be.
4. Optional: search for other places with dark text on dark background in this theme.

VS Code version: Code 1.89.1 (dc96b83, 2024-05-07T05:13:33.891Z)
OS version: Windows_NT x64 10.0.22631
Modes:

System Info

Item	Value
CPUs	Intel(R) Core(TM) i5-10300H CPU @ 2.50GHz (8 x 2496)
GPU Status	2d_canvas: enabled canvas_oop_rasterization: enabled_on 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_graphite: disabled_off video_decode: enabled video_encode: enabled vulkan: disabled_off webgl: enabled webgl2: enabled webgpu: enabled
Load (avg)	undefined
Memory (System)	7.83GB (1.99GB free)
Process Argv	--crash-reporter-id a60066b5-051e-447c-abe9-d0ddd16c2e37
Screen Reader	no
VM	0%

Extensions: none

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