linux-postmarketos-qcom-sm8250: upgrade to 6.11.0

changes in kernel:

1. upgrade to 6.11.0
2. fix pogo keyboard issue (disconect intermittenly).

changes in device-xiaomi-elish:

1. drop pd-mapper because pd-mapper has gone into kernel module
2. add hexagonrpcd to support accelerometer and ambient light sensor

changes in firmware-xiaomi-elish:

1. add hexagonfs files
2. add myself as maintainer

issues: pogo keyboard blocks sensors, sensors work normally when disable pogo keyboard.

device/testing/device-xiaomi-elish/APKBUILD

@@ -3,7 +3,7 @@
 pkgname=device-xiaomi-elish
 pkgdesc="Xiaomi Mi Pad 5 Pro"
 pkgver=2
-pkgrel=0
+pkgrel=1
 url="https://postmarketos.org"
 license="MIT"
 arch="aarch64"
@@ -75,10 +75,7 @@ nonfree_firmware() {
 		firmware-xiaomi-elish-venus
 		linux-firmware-ath11k
 		linux-firmware-qca
-		pd-mapper
-		tqftpserv
 		"
-	install="$subpkgname.post-install $subpkgname.post-upgrade"
 	mkdir "$subpkgdir"
 }