Diagnostics UI (Dark mode)
Diagnostics UI (Dark mode)

Summary:
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In dark mode, the logs were not visible as font color is white, same as the background color of the label explicitly set to white.

Don't set it to white (unless the text color is changed as well).

Reviewed By: antonk52

Differential Revision: D36015027

fbshipit-source-id: bf37546a13e4a2153f7307ddeebddb23f27f4403

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