wl1251-cal: build only for armv7 (n900) (MR 5017)

The tool is Nokia N900-specific, so no need to build for all archs

[ci:skip-vercheck]
[ci:skip-build]: already built successfully in CI

device/community/wl1251-cal/APKBUILD

@@ -4,7 +4,7 @@ pkgver=1.2
 pkgrel=0
 pkgdesc="Retrieve WiFi data from CAL on the Nokia N900 and feed it to the driver"
 url="https://github.com/maemo-leste/wl1251-cal"
-arch="all"
+arch="armv7"
 license="LGPL-2.1-only"
 makedepends="linux-headers"
 source="$pkgname-$pkgver.tar.gz::https://github.com/maemo-leste/wl1251-cal/archive/refs/tags/$pkgver.tar.gz