x11-wm/picom: update to v12.5

• New in v12.4

• Improvements

Better workaround for a NVIDIA qurik, fix high CPU usage when screen is off (#1265)
Avoid using xrender convolution in all cases, should improve shadow performance for most users. (#1349)

• Bug fixes

Fix leak of saved window images.

• Build fixes

Fix build on arm32 (#1355)

• New in v12.5

• Bug fixes

Fix assertion failure when running with some window managers (e.g. qtile) and no window is focused (#1384)

PR: 282708