asus-flo, sony-castor-windy: use mesa-freedreno (!450)

Let all remaining devices that depend on mesa-dri-freedreno use the new
mesa-freedreno package.

[ci:skip-build]: won't finish in time. I'm verifying that the whole
                 merge request builds before merging.

device/device-asus-flo/APKBUILD

 pkgname=device-asus-flo
 pkgver=0
-pkgrel=14
+pkgrel=15
 pkgdesc="Google Nexus 7 2013 flo"
 url="https://postmarketos.org"
 arch="armhf"
 license="MIT"
-depends="postmarketos-base linux-asus-flo mkbootimg mesa mesa-egl mesa-dri-freedreno"
+depends="postmarketos-base linux-asus-flo mkbootimg mesa-freedreno mesa-freedreno-dri-freedreno"
 makedepends=""
 install=""
 subpackages="$pkgname-weston $pkgname-nonfree-firmware:nonfree_firmware"

device/device-sony-castor-windy/APKBUILD

 pkgname=device-sony-castor-windy
 pkgver=1
-pkgrel=15
+pkgrel=16
 pkgdesc="Sony Xperia Z2 Tablet WIFI"
 url="https://postmarketos.org"
 arch="armhf"
 license="MIT"
-depends="postmarketos-base mkbootimg linux-sony-castor-windy mesa-dri-freedreno"
+depends="postmarketos-base mkbootimg linux-sony-castor-windy mesa-freedreno mesa-freedreno-dri-freedreno"
 makedepends=""
 install=""
 subpackages="$pkgname-nonfree-firmware:nonfree_firmware"