apparmor: 2.13.3 -> 2.13.4

drop patches that were merged upstream

pkgs/os-specific/linux/apparmor/cross.patch

@@ -1,19 +0,0 @@
---- a/parser/libapparmor_re/Makefile	2018-10-14 07:38:06.000000000 +0800
-+++ b/parser/libapparmor_re/Makefile	2019-06-28 16:16:33.741916660 +0800
-@@ -10,6 +10,7 @@
- 
- TARGET=libapparmor_re.a
- 
-+AR ?= ar
- CFLAGS ?= -g -Wall -O2 ${EXTRA_CFLAGS} -std=gnu++0x
- CXXFLAGS := ${CFLAGS} ${INCLUDE_APPARMOR}
- 
-@@ -22,7 +23,7 @@
- UNITTESTS = tst_parse
- 
- libapparmor_re.a: parse.o expr-tree.o hfa.o chfa.o aare_rules.o
--	ar ${ARFLAGS} $@ $^
-+	${AR} ${ARFLAGS} $@ $^
- 
- expr-tree.o: expr-tree.cc expr-tree.h
- 

pkgs/os-specific/linux/apparmor/default.nix

@@ -14,7 +14,7 @@
 
 let
   apparmor-series = "2.13";
-  apparmor-patchver = "3";
+  apparmor-patchver = "4";
   apparmor-version = apparmor-series + "." + apparmor-patchver;
 
   apparmor-meta = component: with stdenv.lib; {
@@ -27,7 +27,7 @@ let
 
   apparmor-sources = fetchurl {
     url = "https://launchpad.net/apparmor/${apparmor-series}/${apparmor-version}/+download/apparmor-${apparmor-version}.tar.gz";
-    sha256 = "0fbnk9fzjsffwcijsv2wwykmybvfdckpqk99qlib3kb89him6w16";
+    sha256 = "03nislxccnbxld89giak2s8xa4mdbwscfxbdwhmw5qpvgz08dgwh";
   };
 
   prePatchCommon = ''
@@ -49,13 +49,6 @@ let
       sha256 = "1m4dx901biqgnr4w4wz8a2z9r9dxyw7wv6m6mqglqwf2lxinqmp4";
     })
     # (alpine patches {1,4,5,6,8} are needed for apparmor 2.11, but not 2.12)
-    ] ++ [
-      ./cross.patch
-      # Support Python 3.8
-      (fetchpatch {
-        url = https://gitlab.com/apparmor/apparmor/commit/ccbf1e0bf1bf5c3bbab47029fbbc5415ef73bac1.patch;
-        sha256 = "0kfzc0wyjybj38n10yvwakaaqvglalzigd3kk7gcrbp1xdn70pq2";
-      })
     ];
 
   # Set to `true` after the next FIXME gets fixed or this gets some