package/sipeed-lpi4abin: upgrade to newer version

One single commit upstream:

    sbi: add debian prebuilt v1.6 & remove vendor 0.9 sbi & update mainline opensbi

      * mainline opensbi commit: 140844b3bd4a6f2919ccd2ff5e93c6222a4f71fb
      * mainline opensbi-h commit: 83f3e406cf48a0228c0e0738758d48ccfcbb6ae9

Signed-off-by: Kanak Shilledar <kanakshilledar111@protonmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/sipeed-lpi4abin/sipeed-lpi4abin.hash

@@ -1,2 +1,2 @@
 # Locally computed
-sha256  a1c608a7b0cc641d39666a07d8bb1a73ded35385316989c3e8182d968ed89b3e  sipeed-lpi4abin-44ec4e1cc82141963842ec45db0d1617f9f07e75-git4.tar.gz
+sha256  c0c2daed3c56ba30a26d81986dfa041101c58db994372d601f126cab8fa01013  sipeed-lpi4abin-725756411ecc20f2c2dbc5ea6b8e5aacc6f83aad-git4.tar.gz

package/sipeed-lpi4abin/sipeed-lpi4abin.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SIPEED_LPI4ABIN_VERSION = 44ec4e1cc82141963842ec45db0d1617f9f07e75
+SIPEED_LPI4ABIN_VERSION = 725756411ecc20f2c2dbc5ea6b8e5aacc6f83aad
 SIPEED_LPI4ABIN_SITE = https://github.com/revyos/th1520-boot-firmware.git
 SIPEED_LPI4ABIN_SITE_METHOD = git
 SIPEED_LPI4ABIN_LICENSE = PROPRIETARY