Don't restart rippled during apt upgrade:

Resolves #3294

Author: legleux

Builds/containers/packaging/dpkg/debian/rules

@@ -11,6 +11,9 @@ export CXXFLAGS:=$(subst -Werror=format-security,,$(CXXFLAGS))
 %:
 	dh $@ --with systemd
 
+override_dh_systemd_start:
+	dh_systemd_start --no-restart-on-upgrade
+
 override_dh_auto_configure:
 	env
 	rm -rf bld
@@ -38,5 +41,3 @@ override_dh_auto_install:
 	rm -rf debian/tmp/opt/ripple/lib64/cmake/date
 	rm -rf bld
 	rm -rf bld_vl
-
-