libarchive: fix path to /tmp

packages/libarchive/archive_util.c.patch

@@ -0,0 +1,12 @@
+diff -uNr libarchive-3.3.3/libarchive/archive_util.c libarchive-3.3.3.mod/libarchive/archive_util.c
+--- libarchive-3.3.3/libarchive/archive_util.c	2018-09-02 09:05:18.000000000 +0300
++++ libarchive-3.3.3.mod/libarchive/archive_util.c	2019-03-02 02:14:39.252942170 +0200
+@@ -374,7 +374,7 @@
+ #ifdef _PATH_TMP
+ 		tmp = _PATH_TMP;
+ #else
+-                tmp = "/tmp";
++                tmp = "@TERMUX_PREFIX@/tmp";
+ #endif
+ 	archive_strcpy(temppath, tmp);
+ 	if (temppath->s[temppath->length-1] != '/')

packages/libarchive/build.sh

@@ -2,7 +2,7 @@ TERMUX_PKG_HOMEPAGE=https://www.libarchive.org/
 TERMUX_PKG_DESCRIPTION="Multi-format archive and compression library"
 TERMUX_PKG_LICENSE="BSD 2-Clause"
 TERMUX_PKG_VERSION=3.3.3
-TERMUX_PKG_REVISION=1
+TERMUX_PKG_REVISION=2
 TERMUX_PKG_SHA256=ba7eb1781c9fbbae178c4c6bad1c6eb08edab9a1496c64833d1715d022b30e2e
 TERMUX_PKG_SRCURL=https://www.libarchive.org/downloads/libarchive-${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_DEPENDS="libbz2, liblzma, libxml2, openssl"