luci-theme-openwrt-2020: quantize png image

Small size reduction.

From: 5908
To:   3896

Signed-off-by: Rosen Penev <rosenp@gmail.com>
(cherry picked from commit 5466452399)
This commit is contained in:
Rosen Penev 2022-10-14 13:22:42 -07:00
parent 491d05a8db
commit 68ff77cdbb

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Width:  |  Height:  |  Size: 5.8 KiB

After

Width:  |  Height:  |  Size: 3.8 KiB