termux-tools: Unset LD_PRELOAD in dalvikvm

See https://github.com/termux/termux-packages/issues/1736

packages/termux-tools/build.sh

@@ -1,6 +1,6 @@
 TERMUX_PKG_HOMEPAGE=https://termux.com/
 TERMUX_PKG_DESCRIPTION="Basic system tools for Termux"
-TERMUX_PKG_VERSION=0.47
+TERMUX_PKG_VERSION=0.48
 TERMUX_PKG_PLATFORM_INDEPENDENT=yes
 TERMUX_PKG_CONFFILES="etc/motd"
 

packages/termux-tools/dalvikvm

@@ -4,5 +4,5 @@
 export ANDROID_DATA=@TERMUX_PREFIX@/var/android/
 mkdir -p $ANDROID_DATA/dalvik-cache
 
-unset LD_LIBRARY_PATH
+unset LD_LIBRARY_PATH LD_PRELOAD
 exec /system/bin/dalvikvm -Djava.io.tmpdir=@TERMUX_PREFIX@/tmp "$@"