main/wcnss-wlan: allow to insert delay (!762)

Make it possible to sleep before enabling the wlan driver. This is
needed to make it work properly with lg-mako.

Related: #46

main/wcnss-wlan/APKBUILD

@@ -1,6 +1,6 @@
 pkgname=wcnss-wlan
 pkgver=1
-pkgrel=1
+pkgrel=2
 pkgdesc="Init script for enabling wcnss wlan driver (downstream Android kernels)"
 url="https://gitlab.com/postmarketOS/pmbootstrap"
 arch="noarch"
@@ -15,4 +15,4 @@ options=""
 package() {
 	install -Dm755 "$srcdir/$pkgname.initd" "$pkgdir/etc/init.d/$pkgname"
 }
-sha512sums="d4765230ab163dc1417e8a94a180be93996bb30e43b883b9359d120e8cf9b8714a4f7c7deb082e9b2b18ff86930f53dedfed17985b572119de679801b68f06c5  wcnss-wlan.initd"
+sha512sums="8e926d58add345484381dffb36736a15ca06bb9867eea55a685c58a0bac2dae5b460cf2ae0dd24358a93469dd5b752dbd5627bb188f2fb32b058d8db9d00eaa2  wcnss-wlan.initd"

main/wcnss-wlan/wcnss-wlan.initd

@@ -12,6 +12,7 @@ start()
 {
 	ebegin "Enabling wlan driver"
 	echo 1 > /dev/wcnss_wlan 2>/dev/null
+	[ x$wcnssdelay != x ] && sleep $wcnssdelay
 	if [ -e /sys/module/wlan/parameters/fwpath ]; then
 		echo sta > /sys/module/wlan/parameters/fwpath
 	fi