linux-postmarketos-omap: enable ZRAM_BACKEND_ZSTD (MR 5846)

[ci:skip-build]: I've built it locally

device/community/linux-postmarketos-omap/APKBUILD

@@ -71,7 +71,7 @@ package() {
 
 sha512sums="
 c7523dc5b012367301ab43a685b766dce025c4993041acd3dacd085b052b3fccc7f50c892357acf481e24ccad512770ef46a13d2da16c2a178c44a27f7022932  linux-6.12.1.tar.xz
-b2b853adb183252206bd5043a8292e265d0de229240b3633416d2c259f8dc14e6da4434b7c787f767bf37b83eeab13d02e6c60013e6410c74cc3906c0b350546  config-postmarketos-omap.armv7
+5dc7d5967d12bbef6d52c9544ce96b1f37e72b205ed07092ce5a5c5c08d4b066b9787d606a08ce4db2770cd9aa0855c8d09c55b2fa1514461cfa80ac1afdddd2  config-postmarketos-omap.armv7
 9a187d93885f07467ec67094621b2d762607d58622e67172bdfcd8ba5f3d6aab900ca5d233efd3d447540f9b906ba950083a35997c84b315801604e1cd5cddc3  0001-Add-TWL6032-dtsi.patch
 f7d1a87088c65278a114125e732d5bebebb560a6245afb34e003083d808ef3f8c5f49ff23131953508a6daae111ab6adfffdbcf56b79260a6d4115f859c7bb3a  0002-arm-dts-Add-common-dtsi-for-espresso.patch
 089ca0547997c7cd5d1b65924c134eb6b7703a7439729923d3639d125763412fa7e826d1cb839ac0b6cd22e614f69a3b52605a75b571e271c33f9a27ff6ac9c2  0003-arm-dts-Add-espresso7-support.patch

device/community/linux-postmarketos-omap/config-postmarketos-omap.armv7

@@ -1793,13 +1793,13 @@ CONFIG_BLK_DEV_NULL_BLK=y
 CONFIG_ZRAM=m
 # CONFIG_ZRAM_BACKEND_LZ4 is not set
 # CONFIG_ZRAM_BACKEND_LZ4HC is not set
-# CONFIG_ZRAM_BACKEND_ZSTD is not set
+CONFIG_ZRAM_BACKEND_ZSTD=y
 # CONFIG_ZRAM_BACKEND_DEFLATE is not set
 # CONFIG_ZRAM_BACKEND_842 is not set
-CONFIG_ZRAM_BACKEND_FORCE_LZO=y
 CONFIG_ZRAM_BACKEND_LZO=y
 # CONFIG_ZRAM_DEF_COMP_LZORLE is not set
 CONFIG_ZRAM_DEF_COMP_LZO=y
+# CONFIG_ZRAM_DEF_COMP_ZSTD is not set
 CONFIG_ZRAM_DEF_COMP="lzo"
 CONFIG_ZRAM_WRITEBACK=y
 CONFIG_ZRAM_TRACK_ENTRY_ACTIME=y