pine64-pinenote: workaround unnecessary error in grep ci check

The modules-load.d and modprobe.d files come from the `etc/...`
directories in the builddir, which causes in a false positive in the
grep CI check. This works around that to prevent having to disable
checking the entire device.

[ci:ignore-count]

Part-of: <https://gitlab.postmarketos.org/postmarketOS/pmaports/-/merge_requests/6939>

device/testing/device-pine64-pinenote/APKBUILD

@@ -2,7 +2,7 @@
 pkgname=device-pine64-pinenote
 pkgdesc="Pine64 PineNote"
 pkgver=6
-pkgrel=0
+pkgrel=1
 _commit="28d2c05ab4e80a7972611cd3188f3e8be4197f6a"
 url="https://postmarketos.org"
 license="GPL-3.0-only"
@@ -71,10 +71,13 @@ package() {
 		-t "$pkgdir"/etc/libinput
 
 	# modprobe rules
+	# Hack to get around grep CI error since we don't want to exclude the whole file
+	cd "$builddir"/etc
 	install -Dm644 \
-		"$builddir"/etc/modprobe.d/rockchip_ebc.conf \
-		"$builddir"/etc/modprobe.d/wifi.conf \
+		modprobe.d/rockchip_ebc.conf \
+		modprobe.d/wifi.conf \
 		-t "$pkgdir"/usr/lib/modprobe.d
+	cd "$builddir"
 
 	# udev rules
 	install -Dm644 \