linux-postmarketos-allwinner: enable config options needed for anbox (!956)

see #327.

main/linux-postmarketos-allwinner/APKBUILD

@@ -4,7 +4,7 @@ _config="config-$_flavor.$CARCH"
 pkgname=linux-$_flavor
 
 pkgver=5.5.0_git20200225
-pkgrel=0
+pkgrel=1
 
 arch="aarch64"
 pkgdesc="Kernel fork with Pine64 patches"
@@ -100,6 +100,6 @@ dev() {
 
 sha512sums="e534f16f308cdce4dec45c5cd89aa9336f6f77fb2610ded9796fde5bec78201ee62f56615de2e93be9cac69a3bfda06e28acd59f46234e360c61c8b1709b9d1c  linux-postmarketos-allwinner-ec1031d53ba4de194eab86f2cc2e5cb3f8fe6e81.tar.gz
 e4e585ce787301eeee07ff8e45a97343456808a47ed237053f0c83a49b4958a75514def4c5263f4507a282ea90bd2bb3f8f468839f7e5fd05ae947a796c8c6b9  rtl8723cs-1c9c0cb9d335626a66d8063399c6e16751ecc1a8.tar.gz
-b102a10fe5718d3a15cefb4447b5620d41c5420e9e29ccb5319f4645a46c4d71c978ea81116b98fafb2cb758f33902ab8a6493397406eedd6459ec046a24216c  config-postmarketos-allwinner.aarch64
+99c184342045fca60d2b2c4fe024fd94642c24fd85bc01db6cf45bdf51b8acbac57f1947c412defd7efefb7abefa2fe35e90651a9624be09a8a37a86226b5a3c  config-postmarketos-allwinner.aarch64
 5f403bb1e3e7528954adcba4429768ce26bf13382dc6325ced245babcfb5252d515bea812b9df16d0e5370c9d4e07b4e0267f4c750281faf3cb6ffb29906700c  touch-dts.patch
 bf06f931fb543f4bf2f0567902c3021de237fc9684f92af2ed3e956f869d907c9cff1cf3e11a72eb97bda47c8f8b28aff226634f641bdffa04b08d434f419faa  rtl8723cs.patch"

main/linux-postmarketos-allwinner/config-postmarketos-allwinner.aarch64

@@ -954,7 +954,7 @@ CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m
 # CONFIG_NETFILTER_XT_MATCH_BPF is not set
 # CONFIG_NETFILTER_XT_MATCH_CGROUP is not set
 # CONFIG_NETFILTER_XT_MATCH_CLUSTER is not set
-# CONFIG_NETFILTER_XT_MATCH_COMMENT is not set
+CONFIG_NETFILTER_XT_MATCH_COMMENT=m
 # CONFIG_NETFILTER_XT_MATCH_CONNBYTES is not set
 # CONFIG_NETFILTER_XT_MATCH_CONNLABEL is not set
 # CONFIG_NETFILTER_XT_MATCH_CONNLIMIT is not set