csshnpd: bump to c1.1.1 release

fixed srv segfault on connection teardown (pthread_join clobbered tid)
C daemon filters device atSign out of the manager atSign list
handle the case where the only manager atSign is the device atSign
sshnpd + srv code review findings (24 fixes: bounds checks, leak
fixes, error-path hardening, log hygiene)
bump atsdk to at_c v0.4.1 for the atauth/onboarding

Signed-off-by: Chris Swan <chris@atsign.com>
(cherry picked from commit ec8e057db3)

c1.1.0 (534819ae91) was not backported
and is folded in here, so this also includes:

Added policy support
Added proxy support for root domain and at_activate
Added ESCR relay authentication
Adjustable session timeout
Twinned session keys
Security hardening

net/csshnpd/Makefile

@@ -4,12 +4,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=csshnpd
-PKG_VERSION:=1.0.20
+PKG_VERSION:=1.1.1
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-c$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://github.com/atsign-foundation/noports/releases/download/c$(PKG_VERSION)
-PKG_HASH:=ffbadc9d0b5b381b2d7c20a607497be3b1994617c88fa3665225e951c6ce9a26
+PKG_HASH:=5535badb78cd26607945ec5ee0f4c6db0fee595e2ae6f2cd4996da164d682665
 
 PKG_MAINTAINER:=Chris Swan <chris@atsign.com>
 PKG_LICENSE:=BSD-3-Clause