samsung-xcover3lte: use samsung sparse format (MR 3500)

RootFS cannot be flashed on this devices since Samsung uses a different sparse format.
Enable this in the deviceinfo file to allow flashing the rootFS.

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

device/testing/device-samsung-xcover3lte/APKBUILD

@@ -1,8 +1,8 @@
 # Reference: <https://postmarketos.org/devicepkg>
 pkgname=device-samsung-xcover3lte
 pkgdesc="Samsung Galaxy Xcover 3"
-pkgver=0.1
-pkgrel=2
+pkgver=0.2
+pkgrel=0
 url="https://postmarketos.org"
 license="MIT"
 arch="aarch64"
@@ -30,13 +30,13 @@ package() {
 }
 
 nonfree_firmware() {
-	pkgdesc="Non-free firmware for Wi-Fi on the Samsung Galaxy Xcover 3"
+	pkgdesc="Non-free firmware for the Samsung Galaxy Xcover 3"
 	depends="firmware-samsung-pxa1908"
 	mkdir "$subpkgdir"
 }
 
 sha512sums="
-afa796fb638fc049a2fe849d9f32434853ef15c763c9043890cab05f9a492637238e47bc4f5d36c8c0949e1f91baea63d01deb462555c92885ba4f712d98072f  deviceinfo
+38d26c01fc152d54f995982a2c814864f428a39908c69fdc2ae165f9c1431f90b6e381e3caff187261d2fc3186c6deb3c1e6b9f075a9a8cf987f29280016cd9b  deviceinfo
 0961c07638cf86c3e03c82c7b885cccd74700f0e3670508232b7aea09aa02e65bfa150a5ae95d4917ccf207c4cb5df021d1172452cdd1f82fafc59de0eac7355  initfs-hook.sh
 f8863a569454bdefb2e3813add3ee394b0684f34ac85f629d334e391988937f2b92277cb51abcfb43f36c53837103b63f65ef6ea158962bdde02ff285153991c  HiFi.conf
 2b5927d455dc84eaf2b2b3da27b87a71cc1e3f31cb03c3114f53578d5fcec05cd26a3340801e67b57a7276c5d07a555a38d266d965a273673ec413f5e6f93a0c  map_asoc.conf

device/testing/device-samsung-xcover3lte/deviceinfo

@@ -32,5 +32,6 @@ deviceinfo_flash_offset_second="0x00f00000"
 deviceinfo_flash_offset_tags="0x00000100"
 deviceinfo_flash_pagesize="2048"
 deviceinfo_flash_sparse="true"
+deviceinfo_flash_sparse_samsung_format="1"
 deviceinfo_generate_legacy_uboot_initfs="true"
 deviceinfo_legacy_uboot_load_address="01000000"