Typo in pkgdesc: Winganel => Wingpanel
PKGBUILD
pkgname=wingpanel-indicator-nightlight
pkgver=2.1.2
pkgrel=1
pkgdesc='Winganel Nightlight Indicator'
...
should be
pkgdesc='Wingpanel Nightlight Indicator'
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PKGBUILD
pkgname=wingpanel-indicator-nightlight
pkgver=2.1.2
pkgrel=1
pkgdesc='Winganel Nightlight Indicator'
...
should be
pkgdesc='Wingpanel Nightlight Indicator'