dropbear: Update from 2016.74 to 2017.75

packages/dropbear/build.sh

@@ -1,9 +1,9 @@
 TERMUX_PKG_HOMEPAGE=https://matt.ucc.asn.au/dropbear/dropbear.html
 TERMUX_PKG_DESCRIPTION="Small SSH server and client"
 TERMUX_PKG_DEPENDS="libutil"
-TERMUX_PKG_VERSION=2016.74
+TERMUX_PKG_VERSION=2017.75
 TERMUX_PKG_SRCURL=https://matt.ucc.asn.au/dropbear/releases/dropbear-${TERMUX_PKG_VERSION}.tar.bz2
-TERMUX_PKG_SHA256=2720ea54ed009af812701bcc290a2a601d5c107d12993e5d92c0f5f81f718891
+TERMUX_PKG_SHA256=6cbc1dcb1c9709d226dff669e5604172a18cf5dbf9a201474d5618ae4465098c
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--disable-syslog --disable-utmp --disable-utmpx --disable-wtmp"
 # Avoid linking to libcrypt for server password authentication:
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS+=" ac_cv_lib_crypt_crypt=no"